what is so rare as a day in June-J.R.Lowell; a rare skill; an uncommon sense of humor; she was kind to an uncommon degree.是什么意思_what is so rare as a day in June-J.R.Lowell; a rare skill; an uncommon sense of humor; she was kind to an uncommon degree.在线翻译_英语_读音_用法_例句