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
Maybe some of us would like to pay a little bit more
也许我们之中有一些人愿意多付一点钱
After Flagstaff, we'll go to San Diego.
到佛拉格斯塔夫之后，我们去圣迭戈吧。
We were, however, worried about our nearest neighbors, whose farm was low lying and who were newcomers to the district.
不过，我们很为我们的近邻担心。他们的农场地势低洼，而且他们又新来乍到。