Prequenching
预淬; 预淬火
🗣️ 情景例句
You made a favorable impression on the examiners.
你给主考留下了很好的印象。
Which one do you prefer?
你比较喜欢哪一个？
Officials from Greenwich Observatory have the clock checked twice a day.
格林尼治天文台的官员们每天两次派人矫正此钟。