Oprational version
[化] 使用方案
🧩 词语组成解析
🗣️ 情景例句
Your car's very noisy. The muffler must be damaged.
你的车噪音真大，消声器一定出毛病了。
Where are you going?
你去哪儿？
During that time she covered a distance of eight miles.
在那段时间里，她游了8英里。