Gaseous cement
[化] 气体渗碳剂
🧩 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
You don't need to call a plumber, I can fix the sink.
你不必请水管工人了，我会修水槽。
I have forgotten his telephone number.
我忘记了他的电话号码。
In towns that are near the sea, the tiny lanterns which had been hung in the streets the night before, are placed into the water when the festival is over.
在靠海的城镇中，头天夜里挂在大街小巷的小灯笼在节后就放在了水里。