Cement carbon
[建] 渗碳
🧩 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 don't know how to solve the problem. Will you help me out?
我不知道该怎么解决这个问题。你能帮我吗？
I wish I could repay you somehow for your kindness.
我希望我能报答你你的善意。
He has quite a few friends.
他有不少的朋友。