Phenanthridinyl
菲啶基
🗣️ 情景例句
The instructions were not easily understandable.
这份说明书不容易理解。
I'd rather dream than study my chemistry.
我还是做我的梦，总比研究化学好。
Some of my acquaintances in the country come up to town once or twice a year to visit the theatre as a special treat.
我在乡村有一些熟人，他们每年进城来看一回或几回戏，并把此看作一种特殊的享受。