Ditungsten carbide
[建] 碳化二钨
🧩 词语组成解析
n. 碳化物\\n[化] 碳化物; 碳化钙; 电石
🗣️ 情景例句
You don't need to do that.
你不用那么做的。
How long have you had this pain?
疼痛多久了？
'I've just arrived by train,' she said.'I'm coming to see you.
“我刚下火车，”她说，“我这就来看你。