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
How are you?
你怎么样？
I asked him if he spoke English.
我问他他是否说英语。
There should always be exceptions to the rule.
凡事总有例外。