Caro's acid
[化] 过一硫酸(H-2SO-5或H-2SO-3[O-2])
🧩 词语组成解析
🗣️ 情景例句
He says it always brought him good luck on the baseball team.
他说 ，当年他在棒球队时这手套总是带给他好运。
Can I count on your help?
我能仰仗你的协助吗？
Our village is in a valley.
我们的村庄坐落在一个山谷之中。