Shielded-arc welding
[机] 遮蔽电弧熔接
🧩 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;
a. 焊的\\n[机] 熔接, 焊接, 锻接
🗣️ 情景例句
Come on, Richard.
过来， Richard。
It's windy this afternoon.
今天下午起风。
She always referred to them as 'the shifting population', for they came and went with such frequency that I never even got a chance to learn their names.
她称这些佣人叫“流动人口”，因为他们来匆匆，所以我甚至都没有机会知道他们的姓名。