Mier
沙丘间小湖[南非]
🗣️ 情景例句
Scientific discoveries are ofter applied to industrial production methods.
科学新发现常应用于工业生产的方法。
My son wants to be a policeman when he grows up.
当他长大时，我的儿子想要成为一个警察。
How do you do?
你们好！