Quebracho tannin
[医] 红坚木鞣质
🧩 词语组成解析
n. 白坚木树, 红破斧木树\\n[医] 白坚木皮
tannin
[['tænin]]
n. 丹宁酸\\n[化] 单宁; 鞣酸
🗣️ 情景例句
What did you say? I didn't quite get that.
你说什么？我没听清楚。
We continued to struggle up the steep slope of the mountain.
我们为了攀登山的陡坡，不断地倍尝辛劳。
Good afternoon.
下午好。