Collaurum
[医] 胶体金
🗣️ 情景例句
The man grabbed my bag and ran away.
那男人抢了我的皮包就跑了。
Lookers-on see most of the games.
旁观者清。
Similarly, our own present primitive chemical rockets, though good enough to orbit men,
同样，我们目前使用的原始化学火箭，虽然可以把人送入轨道，