Ac arc welder
[机] 交流电弧焊接机
🧩 词语组成解析
公元前\\n[计] 存取周期, 累加器, 声耦合器, 交流, 应用控制, 自动检查, 自动计算机
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;
n. 焊接工\\n[化] 焊机
🗣️ 情景例句
My visa is multi-entry; it allows me to exit the country and then re-enter, as ofter as I like.
我的签证是往返签证，我可以随便进出这个国家。
I'm afraid you will be late.
我怕你会迟到。
As soon as he had finished, Jenny told him she wanted to go home.
他刚一讲完，珍妮就对他说她要回家。