Hóng / jiǔ / zhōng / de / dān / níng / huì / ràng / kǒu / qiāng / chǎn / shēng / yì / zhǒng / shōu / jǐn / de / gǎn / jué红酒中的单宁会让口腔产生一种收紧的感觉。The tannins in red wine can create a tightening sensation in the mouth.