Plasma arc welding (paw)
[化] 等离子弧焊
🧩 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;
a. 焊的\\n[机] 熔接, 焊接, 锻接
🗣️ 情景例句
Where do you work?
你在哪儿工作？
I'm afraid not. She doesn't have any openings in the morning.
恐怕不行。上午她没有空。
I could hardly speak.
我简直说不出话来。