Shielded arc welding
[化] 保护电弧焊
🧩 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
Which subject were you best interested in?
你对哪一科最有兴趣？
In the crowd, Sam looked aside to avoid seeing her.
在人潮中，萨姆把头转向旁边，免得和她目光相对。
Just a minute. She's taken the bag that usually sits on top of the cupboard.
等等。她带走了通常放在壁橱顶上的包。