久青草国产手机视频免费观看_毛片网站是多少_亚洲视频中文_一区二区高清在线

首頁英語詞典acidityacidity英英釋意

acidity

英 [?'s?d?t?] 美[?'s?d?ti]
  • n. 酸度；酸性；酸過多；胃酸過多

英英釋意

1. the property of being acidic
2. the taste experience when something acidic is taken into the mouth
3. pH values below 7