Arc cutting
[化] 电弧切割
🧩 词语组成解析
arc
[ɑ:k]
n. 综合症状;弧（度）;天穹;电弧，弧光。;
vi. 形成拱状物;循弧线行进;
abbr. American Red Cross. 美国红十字会;
cutting
[['kʌtiŋ]]
n. 切断, 切下, 路堑\\n[化] 切屑
🗣️ 情景例句
The selection here is very large, it may be difficult to choose.
这里有很多式样可以选，可能很难决定。
I'm not rich. I wish I didn't have to pay the fine.
我不是富有人家，但愿不必交罚款。
but where had it come from?
但它是从哪儿来的呢？