Dicarboxylic
[化]二羧基的
🗣️ 情景例句
Of course, it was a small house,
当然， 那是一栋小房子，
I have no secret of success but hard work.
成功无秘诀，只是努力干。
I doubted whether the story is true.
我怀疑那故事是不是真的。