Cetylic acid
[化] 软脂酸; 棕榈酸
🧩 词语组成解析
🗣️ 情景例句
I received a letter from my parents this morning.
今天早上我收到父母一封信。
As you all know, doing business is not an easy thing to do.
大家都知道，做生意并不是一件容易的事。
I'm afraid that it's not going to work out.
我恐怕这事不会成的。