Tightening rails
[化] 张紧滑轨
🧩 词语组成解析
[化] 拧紧
铁路股票
🗣️ 情景例句
It really doesn't matter at all.
真的没关系。
What did the doctor say?
医生怎么说？
Yes, please. But why do you call them mooncakes?
行啊，请给我一个吧。但你们为什么叫它月饼？