Pulsed plasma arc welding
[化] 脈沖等離子弧焊
?? 詞語組成解析
a. 脈沖的；跳動的；脈沖調制的
arc
[ɑ:k]
n. 綜合癥狀;弧（度）;天穹;電弧，弧光。;
vi. 形成拱狀物;循弧線行進;
abbr. American Red Cross. 美國紅十字會;
a. 焊的\\n[機] 熔接, 焊接, 鍛接
??? 情景例句
I'll take it. But the price is a bit high. How about free wrapping?
我買了。但價格有點高，免費包裝怎么樣？
I used to work until nearly 6:00 o'clock each day.
我過去每天常工作直到將近6:00點鐘。
In order to tell the bees apart, he painted some bees with little spots of colour.
為了區別這些蜜蜂，他在一些蜜蜂身上涂上小色點。