🧩 词语组成解析
genus
['dʒi:nəs]
n. （动植物的）属;类;种;型;
🗣️ 情景例句
and do it while I talk to my secretary.
我去和秘书说个话。
I'm two years younger than my sister.
我比我姐小两岁。
Before they were replaced by steamships,
在蒸汽船取代帆船之前。