Contrivances
n. 发明( contrivance的复数形式 ); 发明才能; 想出的办法; 发明物
🗣️ 情景例句
Thanks, anyway.
不管怎样 我都得谢谢你。
We have new methods like compensation trade and joint ventrue.
我们有补偿贸易和合资经营。
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。