🧩 词语组成解析
genus
['dʒi:nəs]
n. （动植物的）属;类;种;型;
[计] 基本操作系统, 成批处理操作系统\\n[医] 牛属
🗣️ 情景例句
You'd better be careful.
你要小心一点。
It took him a long time to make up his mind.
下决心花了他很长时间。
and assuming such an automatic messenger picked up our first broadcasts of the 1920's,
假定外星人的这种自动化信息装置接收到了我们二十世纪二十年代的第一次广播信号，