Spectrum line
频谱线，光谱线
🧩 词语组成解析
line
[laɪn]
n. 线条;排;行列;界线;
vt. 排队;用线标出;沿…排列成行;给…安衬里;
vi. 形成一层;排队;击出平直球;
🗣️ 情景例句
couldn't you?
不是吗？
His finger is wounded, Does it hurt?
他的手指受伤了，疼不疼？
Fish love swimming round the rocks and through holes in them.
鱼喜欢绕着岩石和穿石洞游水。