Riversideite
纤硅钙石
🗣️ 情景例句
together in a more scheduled way.
能更定时在一起。
One honest word is better than two oaths.
两句誓言不如一句实话。
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。