[ 'piәriәd ]
n. 时期, 节段, 节, 句点, 学时, 周期
a. 当时特有的, 过去某段时期的
interj. 就是这话, 就是这么回事
n. the interval taken to complete one cycle of a regularly repeating phenomenon
n. (ice hockey) one of three divisions into which play is divided in hockey games
n. a unit of geological time during which a system of rocks formed
n. the end or completion of something
英汉双解字典由 ECDICT 提供