Valida
n. 有效霉素
🗣️ 情景例句
and I think
我觉得
Last year, he applied to Harvard University for a scholarship and succeeded in passing a difficult examination.
去年，他向哈佛大学申请奖学金并通过了一个很难的考试。
He is very happy to see his wife.
丈夫见到他妻子，很高兴。