Onium compound
[化] ┹类化合物(电负性元素)最高正价化合物
🧩 词语组成解析
a. [化]鎓的,络合阳离子的
🗣️ 情景例句
I'll pick you up here at seven .
我七点钟到这儿来接你 。
Let the cobbler stick to his last.
安分守己。
What invariably happens is that a great number of things choose to go wrong at precisely the same moment.
情况经常是这样的，许许多多的事情都偏偏赶在同一时刻出问题，