Electromachining
电火花加工; 电加工
🗣️ 情景例句
What did you mean by well ...?
你说 嗯…… 的意思是什么？
When I saw they had left, I was shocked to tears.
当我目睹他们离去时，我悲伤得落下了眼泪。
It's about20,000 kilometres.
大约有20，000公里。