Lewis acid
[化] 路易斯酸
🧩 词语组成解析
n. 吊楔
🗣️ 情景例句
The pleasure is mine.
认识你是我的荣幸。
The doctor advised me to get plenty of exercise.
医生劝我要多运动。
but children were then too cowed to let them know how they really felt.
孩子们只不过被吓得不敢让父母知道自己的想法罢了。