Metallic arc system
[机] 金属电弧熔接法
🧩 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;
🗣️ 情景例句
Come on, you can make it.
振作起来，你一定行。
A wise man needs not blush for changing his purpose.
智者不耻于改变初衷。
When she caught up with them, she saw that they had sat down and were going through the contents of the bag,
当她赶上他们时，发现他们已经坐了下来，正翻着包里的东西。