Presuperscript
[计] 前上标
🗣️ 情景例句
May I make an appointment now?
现在可以预约门诊吗？
Many people favor building more nuclear power plants.
许多人赞同修建更多的核电站。
Precautions of this sort are necessary, for it is impossible to foretell the exact nature of the difficulties which will confront the pot-holer.
作出这样的准备是必要的，因为无法预见到洞穴探险者究竟会遇到什么性质的困难。