Polyspeed
多种速度, 均匀调节速度
🗣️ 情景例句
I think I'm falling asleep.
我想我要睡着了。
Don't underestimate the difficulties of the work.
不要低估了这项工作的限巨性。
I have just received a letter from my old school, informing me that my former headmaster,
我刚刚收到母校的一封信，通知我说以前的校长