便: quiet and comfortable意: meaning; idea频数: many times便意频频: desiring defecation constantly尿意频数: ascheturesis便意: awareness of defecation; defecaion desire; defecation desire; desire of defecation; desire to defecate有便意: have a call of nature频数: [书面语] (次数多而接连) frequent and continuous我有便意: i feel bowel movement is coming but i am unable to have a movement德布罗意频率: de broglie frequency面频数: face frequency number频数比: frequency ratio频数表: frequency table频数距: frequency moment频数图: frequency chart小频数: small frequencies组频数: class frequency边际频数: marginal frequency边际频数率: marginal frequency超新星频数: supernova rate大便频数: frequency of bowel movement调频数据: frequency-modulated data断续频数: interruption frequency二项频数表: double frequency table发病频数: disease frequency