Transmembrane
a. [生][物]橫跨膜的
??? 情景例句
Please stay where you are, we'll have a patrol car there in two minutes.
請您呆在原地，兩分鐘之內(nèi)我們派巡邏車過來。
A friend to everybody is a friend to nobody.
廣交友，無深交。
I'm an engineer.
我是工程師。