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pol·len 英ˈpɒlən美ˈpɑlənAHDpŏlʹən ★☆☆☆☆高四ＧＩＭＳＴ宝八COCA¹³⁹⁸⁰BNC¹³¹⁹³iWeb⁹⁰⁸³Economist²⁴¹⁰⁶⁺⁶
基本英英词源搭配记法派生词例句Thesaurus例句
n.花粉⁹⁹vt.授粉给¹
地理常见花卉植物学生物花
Noun:
the fine spores that contain male gametes and that are borne by an anther in a flowering plant来自拉丁语pollen,谷物粉，面粉，来自PIE*pel,面粉，粉末，粉尘，词源同polenta,powder.后引申词义花粉。pollen count供有花粉过敏症者参…Turkish pollen大麻的一种pollen tetrad四分花粉pollen asthma花粉性哮喘pollen dimorphism花粉二型性pollen hypersensitivity花粉超敏反应…pollen substitute人工花粉,花粉代替物…pollen allergen花粉变应原pollen profile花粉剖面pollen grain花粉粒pollen analysis花粉分析pollen diagram花粉图式,花粉式…pollen basket花粉筐pollen sac花粉囊pollen tetrahedron花粉四面体pollen chamber药粉房,贮粉室…pollen tube花粉管pollen comb花粉栉fertile pollen能育花粉pollen frequency花粉总数(玻片上每平…
GRE红宝书pollute 污染，花粉到处漂造成污染，外国很多人花粉过敏，身上长豆或肿起来非常记忆poll(投票〖熟词〗+en恩〖拼音〗⇒投票决定向恩人赠送花粉GRE难词记忆pollen→Napoleon n.拿破仑→拿破仑牌花粉Napoleonn.拿破仑⇒拿破仑牌花粉Ppollenarium储花粉室Ppollen-toxin花粉毒素Ppollen-antigen花粉抗原Ppollenogenic花粉引起的Ppollenosis花粉病枯草热Ppollen-antitoxin花粉抗毒素
动词87%,名词13%
用作名词Ben is allergic topollen.班对花粉过敏。
Anther is a part of a flower that contains thepollen.花药是花的雄蕊上带花粉的部分。
There is a highpollencount in the air.空气中有很高的花粉计数。
Stamen is in the middle of a flower and may producepollen.雄蕊长在花的中央，能产生花粉。as in.allergen
同义词 antigen,dander,irritant,ragweeddust mite,foreign substance,immune trigger
allergennoun irritant
antigen,dander,dust mite,foreign substance,immune trigger,irritant,ragweed A MERV rating tells you how well the filter can remove pollen and mold from the air as it passes through.
MERV等级可以让你知道如果有花粉和霉菌在空气中传播时，过滤器将如何将之过滤。 yeeyan
In a tropical forest, for example, the advantages of insects are great: they provide highly targeted pollen- delivery in a complex milieu.
举例说来，热带森林里，昆虫的优势大：它们在这个综合环境里提供的是高精准度的花粉传送。 yeeyan
The air is pure, with neither pollution nor pollen.
空气是那么纯，没有污染物也没有花粉。 ecocn
“ Almost all were incorrectly labeled based on their pollen and nectar contents,” he said.
他说，“根据花粉和花蜜含量，几乎所有的产品标签都有问题。” yeeyan
A bee, after all, can only carry so much pollen at once. The wind is not so limited.
一只蜜蜂，它充其量也只能一次带一点花粉，而风却没有这样的限制。 yeeyan
Adults eschew such prey and typically feed on nectar or pollen, though some adults do not eat at all.
成虫会避免此种捕食方式，典型的以花蜜或花粉为食，虽然某些萤火虫成虫压根不进食。 yeeyan
Butterflies feed mostly on nectar from flowers, while some derive nourishment from pollen, tree sap and rotting fruit with a life cycle consists of four parts; egg, larva, pupa and adult.
蝴蝶的食物通常是花朵的花蜜，也有一些以花粉、树液和腐烂水果作为食物来源，蝴蝶的生命周期由四个部分组成：卵、幼虫、蛹和成虫。 yeeyan
Change the filters on your air-conditioning vents. These filters are dust and pollen magnets.
更换空调通风口的过滤器。这些过滤器是灰尘和花粉的“吸铁石”。 yeeyan
Earlier pollen analyses also indicated a delay between the time of death and burial.
较早的花粉分析也显示出死亡和葬礼间有时间上的延迟。 yeeyan
For the moment at least, the waves' endless crashing against the shore came toward me through a space dancing with golden pollen.
至少在这一瞬间，海浪穿过那和金色花粉一起舞动的空间，永无休止地拍打着海岸，向我扑来。 yeeyan
He has also captured pollen from alder, pine and willow.
他还从桤树、松树和柳树上捕捉到了花粉。 yeeyan
In contrast, honey bees“ sometimes visit a flower just to sip nectar, ignoring pollen,” he says.
他说，形成鲜明对照的是，蜜蜂“有时采集一朵花只是吮吸花蜜，忽视花粉。” yeeyan
Its ability to distinguish more than170 odours in the wild is vital for smelling nectar, pollen, water, tree resin and pheromones.
它能在野外辨别170多种气味。这种能力对闻花蜜、花粉、水、树脂和信息素的至关重要。 yeeyan
Most butterflies only sip nectar, but this one has evolved with special equipment—a snout that allows it to mine and then digest pollen.
大多数蝴蝶只能汲取花蜜，但这种袖蝶进化出了特殊的取食工具——可以用来采掘然后消化花粉的口吻部。 yeeyan
Nonetheless, if you have coworkers with pollen allergies—and it's highly probable you do— you should either avoid flowering plants or snip off the flower buds as soon as they appear.
尽管如此，不过如果你的同事有对花粉过敏的那几乎是必然的，那你只能要么就不去买那些会开花的花，要么就在花蕾一出现的时候就给掐去。 yeeyan
Scientists at the University of California, Berkeley, set up the experiment to study how pollen blown by breezes moves between plants.
加州大学伯克利分校的科学家们通过实验研究微风是如何吹动花粉在植株间运动的。 yeeyan
So how do you train them to respond to TNT the way they respond to pollen?
那么你如何才能训练它们，使得它们对 TNT炸药的反应与对花粉的反应一样呢？ yeeyan
Some people suffer the nuisance of seasonal hay fever, snuffling and sneezing as pollen flows through the air.
一些人饱受季节性花粉热之苦，当遇到空气中流动的花粉时抽鼻子和打喷嚏。 ecocn
The problem occurs because plants need to transfer pollen by wind and insect to fertilization and reproduce.
发生这样的问题是因为植物需要通过风和昆虫传递花粉进行受精繁殖。 yeeyan
The samples from every country but Greece were loaded with various types and amounts of pollen.
除了希腊，每个国家的样品都有不同类型含量各异的花粉。 yeeyan
They may flower before the birds and insects that feed on them, or the mammals that carry their pollen, are at large.
它们可能在以花为食的鸟类和昆虫或者搬运花粉的捕乳动物还在四处游荡之前开花。 yeeyan
This also explains why some migrants from east Asia to northern Europe suddenly develop an allergic reaction to jackfruit once they have come into contact with birch pollen.
这也解释了为什么来自东亚的某些移民，到了北欧后，一旦接触到桦树花粉，会突然出现菠萝蜜过敏反应的现象。 yeeyan
Wash your hair before going to bed as pollen can get caught in your hair when you are outside.
在睡觉之前洗头，因为花粉有可能当你在室外的时候留在你的头发上。 yeeyan
Why should consumers care if their honey has had its pollen removed?
为什么消费者应当关心蜂蜜里面的花粉是否被移除？ yeeyan
You should also consider keeping pets out of the bedroom if they’ve been outside, as pollen can cling to their fur.
如果你的宠物带到室外溜达过了，最好不要它们进入卧室，以免它们将花粉通过身上的毛带入。 yeeyan
Your body may have a threshold for a particular allergen, such as pollen or animal dander.
人身体内对过敏原都有一个特定的界限，比如花粉或动物的皮屑。 yeeyan
Pollen is usually blown to other trees and fertilizes their ovules.
花粉经常会被风吹到其他树上，使它们的胚珠受精。 yeeyan
Pollen samples indicated forests were replaced by fields of cotton and corn.
花粉样本也表明森林被棉花地和玉米地所取代。 yeeyan |