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
Oh, Richard, how exciting!
哦 Richard 好令人兴奋
To jump
跃，跃起
Yes. Go along this road, and take the first turning on the left, and the second turning on the right.
有。沿这条路往前走，然后在第一个拐角处向左转，接着在第二个拐角处向右转。