Fluorizating agent
[化] 氟化剂
🧩 词语组成解析
🗣️ 情景例句
I have a suggestion for you ...
我有一个建议……
How many more minutes will it take for the train to arrive?
火车还要多少分钟就要到达呢？
There was a tine when the owners of shops and businesses in Chicago that to pay large sums of money to gangsters in return for 'protection.
曾经有一个时期，芝加哥的店主和商行的老板们不得不拿出大笔的钱给歹徒以换取保护。