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
Can you recommend someplace nice--someplace nearby?
你能给我们介绍一个好地方吗， 一个附近的地方？
How much is this carpet per square yard?
地毯每平方码要多少钱？
I know that he's doing his best, but he says that he is a little weak in Chinese.
我知道他非常努力，但他说他的中文有点儿差。