Parathene
基化环烷烃
🔁 扩展释义
【化】 烷基化环烃
🗣️ 情景例句
There are several tours of the Grand Canyon.
到大峡谷有好几个旅游团。
People do not lack strength; they lack will.
人们不缺力量，缺的是决心。
In the centre of the hall, there were a number of tall structures which contained coloured lights.
展厅中央是装有彩色灯泡的许多高高的构件，