Welding arc
[化] 焊弧
🧩 词语组成解析
a. 焊的\\n[机] 熔接, 焊接, 锻接
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
Can you help me?
你能帮帮我吗？
With my heart in my boots, I went into the dark room.
我战战兢兢地走进那黑洞洞的房间。
While they were talking it began to rain and Dimitri stayed in Aleko's house until the rain stopped.
就在他俩说话的时候，天下起了雨，迪米特里便呆在阿列科家里避雨，一直等到雨停为止。