Luminous arc
[电] 发光弧
🧩 词语组成解析
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 boil some potatoes for me? I'm making potato salad.
你能帮我煮些土豆吗？ 我今晚要做沙拉酱。
He has been working in advertising for ten years, but now he is teaching.
他曾经在广告公司服务十年，但现在在当老师。
At 2,473 metres, it is the highest mountain pass in Europe.
海拔2，473O米，是欧洲最高的山口。