Quercitannin
[医] 槲皮鞣酸
🗣️ 情景例句
He is still unable to express himself in English.
他仍然不能用英语表达自己的意思。
To operate a steam locomotive
驾驶蒸汽机车
deprived of one of the greatest twentieth-century opportunities.
被剥夺了20世纪最优越的机会之一。