once in a while: sometimes“有时，偶尔” 同义词组还有： now and then,from time to time,at times get used to doing sth: be used to doing sth习惯于做某事 5金 Backonce in a while: sometimes“有时，偶尔” 同义词组还有： now and then, from time to time, at times get used to doing sth: be used to doing sth 习惯于做某事 Back