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
Anything can I help you with?
有我能帮忙的地方吗？
The students tumbled over each other as they got off the bus.
学生们下车的时候，由于拥挤一个叠一个的摔倒了。
Yes, and we must stop people walking on this floor until it's firm. It may be necessary to put up a notice saying Keep off. Another thing, we' ll have to drill a hole in the wall for the electric wires.
是的，因此在地板牢固前，我们必须防止人们从地板上行走。可能还需要竖一个布告牌，写上“不得践踏”。还有，我们必须在墙上钻一个电线孔。