Squeaking
n. 滑音测试；锐音
✅ 同义词
🗣️ 情景例句
He knows all there is to know,
他无所不知，
How much ham did you want to buy?
你要买多少火腿？
I think you probably know China has adopted a flexible policy in her foreign trade.
我想你也许已经了解到中国在对外贸易中采取了灵活的政策。