Phosphonium compound
[化] ┣化合物
🧩 词语组成解析
n. [化]膦
🗣️ 情景例句
with the question of whether I go back to work or not.
为我是否回去工作这个问题。
Why didn't you come?
为什么你不来？
What are you doing?
你在干什么？