School hygiene
[医] 学校卫生
🧩 词语组成解析
school
[skul]
n. 学校;上学;学院;群;
vt. 训练，锻炼;教育，教导;约束;给…上学;
hygiene
['haɪdʒin]
n. 卫生，卫生学;保健法;
🗣️ 情景例句
Come on, Sam ...
好啦， Sam……
I bought 7 boxes of matches.
我买了七盒火柴。
The daily exercises lasted only eleven minutes and I proposed to do them early in the morning before anyone had got up.
早锻炼一共只有11分钟，我打算在别人起床之前进行。