已知的英語怎麼説

已知的英文：

known (to science)

參考例句：

Draw a line perpendicular to a given line

作一直線與已知直線垂直"The largest known kelp, Macrocystis, grows up to 215 ft (65 m) long."

巨藻屬是已知的最大褐藻，長65公尺。To infer an unknown fact from a known fact

從已知的事實推斷出未知的事實A hydrocarbon was known to be either an alkene or alkane

某碳氫化合物已知可能是烯烴或是烷烴。A presumption of fact

【法律】(基於已知事實的)事實的推斷China grows most grains the world knows.

中國種植着世界上已知的`大部分穀類植物。The gap between the now knowable and unknowable is vast.

現已知與未知之事間的距離極大。epinephrine is one of the most potent vasopressor drugs known

腎上腺素是已知最強的升壓藥之一。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.

人們通常從已知的事實事中推斷未知的事實。 known是什麼意思：

adj. 已知的；知名的；大家知道的

v. know的過去分詞

This is a known fact.

這是眾所周知的事實。It is known as chiromancy.

手相術以此而聞名。She is a nationally known writer.

她是全國知名作家。These translators are known as

這些譯者就是傳説中的“字幕組”。French women are known for their chic.

法國婦女以時髦著稱。science是什麼意思：

n. 科學，專門技術

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

信息技術是機構改革的關鍵性科學手段，是你用以重組機構的科學。In college I majored in science.

在學院裏，我主修自然科學。What a triumph for science!

這真是科學上的壯舉！ Social Sciences Citation Index

社會科學引文索引 Logistics is a branch of military science.

後勤是軍事科學的一個分支。