freezeuperiodicebound seasonperiod of freezing weatherperiod of ice-covershutdown period封冻: freeze-up期: designated time封冻: freeze-up◇封冻期 a period of freezing weather; freeze; freeze-up冰冻期: freeze up; freeze-up不冻期: freeze-free period下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:封冻期,即可在微信中查询翻译