🧩 词语组成解析
genus
['dʒi:nəs]
n. （动植物的）属;类;种;型;
🗣️ 情景例句
Lacks courtesy is ill-mannered.
不礼貌，举止不当。
OK. That'll be $12.00, please.
到了。请付12美元。
What was the population of the world in 1950?
1950年世界人口是多少？