Metal arc welding
[化] 金属电弧焊
🧩 词语组成解析
metal
['mɛtl]
n. 金属;金属元素;成色;金色;
vt. 以金属覆盖;
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
Is it supposed to rain today?
今天要下雨吗？
The day is long to him who knows not how to use it.
百无聊赖。
how many heath fires they cause, how much litter they leave, in short,
即他们引起了多少场野火，留下了多少垃圾。总之，