Merilising
(钢的)磷化处理法, 磷酸盐表面处理法
🗣️ 情景例句
You had better study hard.
你最好努力学习。
To hang out the wash
晒干衣服
We have special river birthday parties in the summer.
夏天，我们为这条河举办特殊的生日宴会。