🧩 词语组成解析
genus
['dʒi:nəs]
n. （动植物的）属;类;种;型;
🗣️ 情景例句
But please call first.
不过，请你先打电话。
The two parties involved in a contract have the obligation to execute the contract.
合同双方有义务履行合同。
I'm not sure we can wait that long.
恐怕等不了那么久了。