Ethymylation
[機] 炔化
??? 情景例句
Just to get an idea of some other possibilities.
瞧瞧其他可能的選擇。
Go three blocks and make a right. It's right there.
過3個街區，然后往右拐。那里就有個郵局。
Yes. If we go on polluting the world, it won't be fit for us to live in.
是的。如果我們繼續污染世界，地球就不適合我們居住了。