Burton's line
[医] 伯顿氏线, 蓝线, 铅线(铅毒性龈缘)
🧩 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
Like it?
喜欢？
Whom will you sell this to?
你将把这个卖给谁？
But in an old man who has known human joys and sorrows,
可是老年人已经饱尝了人间的甘苦，