Optical cement
[计] 光学胶, 光学接合剂
🧩 词语组成解析
cement
[si'ment]
n. 水泥;胶合剂;胶接剂;粘固粉;
vt. 粘牢;巩固;（用水泥、胶等）粘结;在…上抹水泥;
🗣️ 情景例句
There is still a week to go before the vacation begins.
现在距离假期还有一星期。
This is Mary Speaking.
我是玛丽。
Could you tell me some more about your market analysis?
请你多告诉我一些你们的市场分析好吗？