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
That's my boy!
好儿子！
As far as I'm concerned, you can stay out all night.
对我来说，你可以整晚都在外面。
Christmas Day always begins before breakfast.
圣诞节活动总是在早餐前就开始了。