Tannin
[ ['tænin] ]
出国 Abroad
n. 丹宁酸\\n[化] 单宁; 鞣酸
📖 牛津释义
tannin
n[U]
any of various compounds obtained from the bark of oak and other trees and used in tanning, dyeing, etc 鞣酸; 单宁; 单宁酸.
🗣️ 情景例句
by Robert Frost.
Robert Frost作。
A miss is as good as a mile.
失之毫厘，差之千里。
Oh! Well, for that, you'd better find an English pen friend.
哦！那你最好为此找一个英文的笔友。