Shielded-arc clectrode
[机] 掩护电弧焊条
🧩 词语组成解析
a. 隔离的；屏蔽了的；防护的；铠装的
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 was a gradual process, involving many factors.
这是个渐进的过程，涉及到方方面面。
What now?
现在要怎样？
'You needn't be so rude about it,' my wife answered as she looked at herself in the mirror.
“你说话没必要这样不客气，”我的妻子边回答边照着镜子。