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
It's just so lovely.
它是那么可爱。
Open your books and turn to page 20.
打开书，翻到第20页。
but that you caught the 8.25 which would still get you to work on time.
而是8点25分的，这次车同样能使您按时上班。