Preregulator
前置调节器
🗣️ 情景例句
Well, at least you're acting like you feel better.
不过， 至少你表现得好像你感觉好多了。
Excuse me I couldn't write you sooner.
对不起我不能尽快给你写信。
The degree of secrecy naturally varies considerably.
保密程度自然差别很大。