Semigel
半凝胶
🗣️ 情景例句
He's going to be fine.
他不会有事了。
A man is known by the company he keeps.
察其友知其人。
It is impossible to look for life on another planet using earth-based telescopes.
使用放置在地球上的望远镜是无法观察到其他行星的生命的。