Featherweights
n. 羽量级拳击运动员( featherweight的复数形式 ); 微不足道的人或物
🗣️ 情景例句
Hi.
你好。
I'll have some on you all right.
好吧，我要挂你的帐喝它个痛快。
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。