| 释义 |
horsetails 英'hɔːsteɪlz美'hɔːsteɪlz COCA¹¹⁵⁶⁷⁴BNC⁸⁶⁶⁶⁰⁺⁹
基本英英例句例句
楔叶类¹⁰⁰原型horsetail的三单
名词 horsetail:
perennial rushlike flowerless herbs with jointed hollow stems and narrow toothlike leaves that spread by creeping rhizomes; tend to become weedy; common in northern hemisphere; some in Africa and South AmericaIn the clubmosses andhorsetailsonly one type of strobilus is formed, while in the gymnosperms female megastrobili and male microstrobili both develop.石松和楔叶类只形成一种类型的球果，然而裸子植物既有雌性的大孢子叶球也有雄性的小孢子叶球。
Some gianthorsetailsand Cordaitales reached nearly 100 feet.有些巨大的木贼类和科达目植物高度达到一百英尺。 A staple part of the vegetarian dino- diet was probably horsetails, fern- like plants that were abundant in prehistoric swamps and highly nutritious, said the scientists.
科学家说，食草恐龙的主要食物大概是楔叶类、类似于蕨类的植物。这些植物在史前的沼泽地带十分丰富，而且很有营养。 yeeyan |