Corase cement
[建] 粗粒分散体
🧩 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
I'm meeting my girlfriend at 6:00.
我约好六点跟我女朋友见面。
I learned history last month.
我上个月学历史。
Would you be kind enough to sign our visitors book?
请在来宾簿上签名好吗？