Alternating current arc welder
[机] 交流电弧熔接机
🧩 词语组成解析
a. 交互的\\n[医] 交替的
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
John, what are you going to do?
约翰，你要干嘛？
What day was yesterday?
昨天是星期几？
A colony of bees had turned the engine into a hive and it was totally preserved in beeswax!
一群蜜蜂把发动机当作了蜂房，发动机在蜂蜡中被完整地保存了下来。