Arc spectrum
[化] 电弧光谱
🧩 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
Keep a small English dictionary with you at all time.
随身携带一本小英文字典。
The last person to introduce is Miss Caroline Norris.
最后一位要介绍的是卡萝琳.诺丽丝。
She was wearing a full-length skirt which swept the ground.
身穿一条拖地长裙，