Electrodischarge machining(e.d.m.)
[化] 放电加工
🗣️ 情景例句
Some people seem too think its for practicing grammar rules and learning lists of words.
一些人认为它是用来操练语法规则和学习一大堆单词。
There is no royal road to learning.
治学无坦途。
It was half past four. Everything was ready.
一切都准备好。