Allyloxy
烯丙氧基
🗣️ 情景例句
I know that area.
我知道那地方。
That's not the point.
这不是重点。
'At the time the murder was committed, I was travelling on the 8 o'clock train to London,' said the man.
“在凶杀发生的时候，我正坐在8点钟开往伦敦的火车上。”那人说。