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
And down will come baby,
宝宝跌下来
Many dishes, many diseases.
多吃多病。
Aleko denied taking it and led Dimitri into his backyard.
阿列科不承认，并把迪米特里领进院子。