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
when I said we couldn't ask for anything more.
在我说我们再没什么可求的了的时候。
I'll be ready within five minutes.
我五分钟内就可以准备好了。
Where did you put it?
你把它放哪儿啦？