Operation control(analysis)
[化] 操作控制; 操作控制分析
🧩 词语组成解析
🗣️ 情景例句
and he's very unhappy about not working.
他对没有工作感到怏怏不乐。
Doubt is the key of knowledge.
怀疑乃知识的钥匙。
'I don't think the windows need cleaning at this time of the night.
“我看不必在夜里这个时候擦窗子吧。