Mesitylenic acid
[化] ┯林酸; 3,5-二甲基苯甲酸\\n[医] 二甲基苯甲酸
🧩 词语组成解析
🗣️ 情景例句
Second, we have to make an effort to encourage American companies to do business in our country.
第二，我们必须鼓励美国公司在我国开展业务。
I meet the boy whose aunt is a saleslady.
我遇到那个男孩的姑妈是推销员。
I can't order these clothes, unless you can wait some time, or change this note.
如果你不能等些时候或者破开这张票子，我就不能订做这批衣服。