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
Gemma, sit. Gemma
Gemma,坐,Gemma,
Be quiet.
安静一点！
They will hardly know which facts to select from the great mass of evidence that steadily accumulates.
对于逐渐积累起来的庞大材料，他们几乎不知道选取哪些好，