Cement copper
[化] 渗碳铜
🧩 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;
copper
['kɑpɚ]
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
🗣️ 情景例句
I could pay you back out of my lifeguard salary.
我可以从我当救生员的薪水中拿出来还你。
The more noble, the more humble.
越高尚，越谦虚。
The line's busy. I'll try again later.
电话占线，过一会我再打。