Concentracted-arc lamp
[电] 密集电弧灯
🧩 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;
lamp
[læmp]
n. 灯;发热灯，照射灯;
🗣️ 情景例句
Millie, did you bring the tapes for dancing?
Millie，带来了跳舞的录音带吗？
Does the back door have a lock on it?
后门上有锁吗？
George studied medicine in his youth.
乔治年轻时学过医，