1) Every three day.
每三天洗一次。
2) He takes a cold wash every day.
他每天洗一次冷水
3) Bath every other day
每隔一天洗澡
4) to have a B.M. [bowel movement] every day
每天大便一次
5) Every three weeks.
每三周一次地
6) receive an injection every three days
每三天打一针
补充资料：他每
1.他们。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
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