Enforce upon
v. 强迫
🧩 词语组成解析
upon
[ə'pɑn]
prep. 在…上面;当…时候;
🗣️ 情景例句
How long has he held office?
他已任职多长时间了？
I'm too cold.
我太冷。
Before they were replaced by steamships,
在蒸汽船取代帆船之前。