Aromatic halide
[化] 芳族卤化物
🧩 词语组成解析
n. 卤化物\\na. 卤化物的
🗣️ 情景例句
I don't have time to take any elective classes.
我没有时间去上任何选修课。
She's meeting me at the Libe at seven.
她约好七点跟我在图书馆见面。
Yes, and we must stop people walking on this floor until it's firm. It may be necessary to put up a notice saying Keep off. Another thing, we' ll have to drill a hole in the wall for the electric wires.
是的，因此在地板牢固前，我们必须防止人们从地板上行走。可能还需要竖一个布告牌，写上“不得践踏”。还有，我们必须在墙上钻一个电线孔。