严格说,每三天=每隔两天【但有人认为是一样的】每隔三天:every three days每三天: every two days
每三天和每隔三天 用英语怎么说都一样的,因为意思也一样every three days
every third day每三天every three days每隔三天
We come to see them every few days. 筏龚摧夹诋蝗搓伟掸连我们每隔几天就来看它们
every 3 days