Permutit ethods
[医] 人造浮石法(检尿氨)
🧩 词语组成解析
[机] 人造沸石
🗣️ 情景例句
I didn't want to play charades,
我不想玩哑谜，
I didn't read the whole paper, front page.
我没有看到报纸的全部，我只是大概看了头版。
There are twenty-four boys, and twenty-two girls.
二十四个男生，二十二个女生。