Replacement problem
[计] 置换问题
🧩 词语组成解析
🗣️ 情景例句
All the Stewart men were big. Stewart
家的男人都很大。
He that knows not how to hold his tongue knows not how to talk.
不知缄口的不善言。
If he had not broken his tooth, he would not be in hospital now.
如果他没有把牙齿弄坏，现在就不在医院了。