🧩 词语组成解析
genus
['dʒi:nəs]
n. （动植物的）属;类;种;型;
[医] 梨属
🗣️ 情景例句
Don't worry.
别担心。
That's a beautiful leather wallet,but it costs too much.
那是一个美丽的皮革钱包，但是它太贵了。
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。