Ackey
硝(酸)硫(酸)混合酸浸渍液
🗣️ 情景例句
You look very young. How old are you?
你看起来真年轻， 你多大了？
We'd like to hear what you say concerning the matter of packing.
我们很想听听你们在包装方面有什么意见。
When did they live there?
他们什么时候住在那儿？