| 释义 |
minute element
基本例句
硒
The influence which arose to the many kinds of disease does the outline on the trace element selenium.摘要就微量元素硒对多种疾病的发病的影响做了概述。
Selenium was discovered by him over one hundred years ago as an atomic element closely associated with sulfur and tellurium.硒作为与硫和碲关系密切的元素在一百年前被他发现。 |