Nigra line
[医] 黑线(白线在妊娠时因色素沉着而变成)
🧩 词语组成解析
[医] 黑质
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
It looks fine to me. But I have one suggestion.
我看写得不错，但有我个建议。
It's a deal!
一言为定！
I turned on the radio. She stopped crying and listened to the music.
我打开收音机，她不哭了，听音乐。