Protective colliod
[机] 保护胶体
🧩 词语组成解析
🗣️ 情景例句
Sports help to develop healthy bodies.
运动可以锻炼健康的身体。
Stamp-collecting is a popular hobby.
集邮是一种普遍的业余爱好。
and in April she was given a series of tests by a special commission of the Ministry of Health of the Russian Federal Republic.
4月里，俄罗斯卫生部一个特别委员会对她进行了一系列的测试。