period的中文意思、音标与词形变化

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