Ralston
n. (Ralston)人名；(英、葡)罗尔斯顿
🗣️ 情景例句
That sounds like a good idea.
似乎是个好主意。
I ought to tell him the whole story.
我应该告诉他整个事情的始末。
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。