已知的英语怎么说

已知的英文：

known (to science)

参考例句：

Draw a line perpendicular to a given line

作一直线与已知直线垂直"The largest known kelp, Macrocystis, grows up to 215 ft (65 m) long."

巨藻属是已知的最大褐藻，长65公尺。To infer an unknown fact from a known fact

从已知的事实推断出未知的事实A hydrocarbon was known to be either an alkene or alkane

某碳氢化合物已知可能是烯烃或是烷烃。A presumption of fact

【法律】(基于已知事实的)事实的推断China grows most grains the world knows.

中国种植着世界上已知的`大部分谷类植物。The gap between the now knowable and unknowable is vast.

现已知与未知之事间的距离极大。epinephrine is one of the most potent vasopressor drugs known

肾上腺素是已知最强的升压药之一。Do not worry that your abilities are not appreciated. Just make sure that you possess them.

不患人之不已知,患其不能也People usually infer an unknown fact from a known fact.

人们通常从已知的事实事中推断未知的事实。 known是什么意思：

adj. 已知的；知名的；大家知道的

v. know的过去分词

This is a known fact.

这是众所周知的事实。It is known as chiromancy.

手相术以此而闻名。She is a nationally known writer.

她是全国知名作家。These translators are known as

这些译者就是传说中的“字幕组”。French women are known for their chic.

法国妇女以时髦著称。science是什么意思：

n. 科学，专门技术

Information technology is the science—the underlying science—of institutional restructuring.

信息技术是机构改革的关键性科学手段，是你用以重组机构的科学。In college I majored in science.

在学院里，我主修自然科学。What a triumph for science!

这真是科学上的壮举！ Social Sciences Citation Index

社会科学引文索引 Logistics is a branch of military science.

后勤是军事科学的一个分支。