Sicalite
[化] 硬酪蛋白
🗣️ 情景例句
It is generally believed that Chinese are poor public speakers.
一般认为中国人不擅长公众演讲。
Once a knave,ever a knave.
一次成无赖，永远是无赖。
So was born the echo-sounding apparatus, now in general use in ships.
这样就产生了目前各种船舶上普遍应用的回声探测仪。