biological activity

常見例句

In surveying potential candidates for "new Earths," astronomers look for traces of biological activity, such as the presence of oxygen.
在可能成爲(wèi) “新地球”的調(diào)查對(duì)象中，天文學(xué)家搜尋生物活動(dòng)的跡象，例如檢查是不是有氧氣。
The good news for those who are looking for extraterrestrial life is that even though actual biological activity comes last on McKay's list, it does remain an intriguing conjecture.
對(duì)於那些正在尋找地外生命的人來說，好消息是即使最後麥凱的解釋最後顯示確實(shí)有生物活動(dòng)的跡象，卻仍然衹是一個(gè)引人注目的猜想而已。
Some vitamin E enthusiasts object that the clinical studies used what they consider the wrong form of the vitamin, saying that each of the vitamin’s eight forms has its own biological activity.
一些熱心研究維生素E的人不贊成這個(gè)臨牀研究，他們認(rèn)爲(wèi)該臨牀研究對(duì)維生素使用了錯(cuò)誤的形式，他們說每種維生素的八種形式都有自己的生物活性。

But the landers found no other signs of biological activity, nor any organic compounds.
NEWYORKER: The Martian Chroniclers
Soil is, in part, the product of biological activity (all those earthworms, and so on).
ECONOMIST: Spaceflight
Both landers had mechanical arms, to gather soil samples, and built-in labs to check for biological activity.
NEWYORKER: The Martian Chroniclers