C.o.p.
[化] 冷冻系数
🗣️ 情景例句
But I was lucky enough to have a career as a music teacher
但我很幸运， 有一个音乐教师的事业
The paperhanger is working with sticky wallpaper.
裱纸匠正在贴着附粘胶的壁纸。
In the pioneering days, however, this was not the case at all.
然而，在登山运动的初期，全然不是这种情况。