Phosphate (protective)coating
[化] 磷酸盐保护膜
🧩 词语组成解析
phosphate
['fɔsfeit]
n. 磷酸盐;（含有少量磷酸的）汽水;
🗣️ 情景例句
Ms Li, welcome on board.
李小姐，欢迎加入我们！
She's a housewife.
她是家庭主妇。
He calls at every house in the street once a month and always asks for a meal and a glass of beer.
他每月对这条街上的每户人家光顾一次，总是请求给他一顿饭和一杯啤酒。