Pulsed metal argon-arc-welding
[化] 熔化极脉冲氩弧焊
🧩 词语组成解析
a. 脉冲的；跳动的；脉冲调制的
metal
['mɛtl]
n. 金属;金属元素;成色;金色;
vt. 以金属覆盖;
argon
[['a:gɔn]]
n. 氩\\n[化] 氩Ar
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
What's your regular practice concerning terms of payment?
你们常用什么付款方式？
Won't you have a bit of this cake?
请尝一点蛋糕吧！
Since its discovery, it has become a sort of potholers' Everest.
自从被发现以后，这个洞成了洞穴探险者的珠穆朗玛峰，