But even then a slow displacement was found that amounted to one day in every four years . 但是甚至是那样，也还发现了一个每四年累计到一天的缓慢的位移。
A still more important link of hellenic union was the olympian games that were held every four years at olympia . 使希腊人联合起来的一个更重要的连锁是每四年在奥林匹亚举行一次奥林匹克运动会。
The leap year comes around once in four years 闰年每四年来一次[每四年有一个闰年] 。
The olympics shall be held every four years 奥林匹克运动会每四年举办一次。
The census is taken one time every four years in our country 我国每四年一次人口普查。
And every four years there is the olympic games 每四年还有奥林克运动会
The summer olympic games take place every four years 奥林匹克夏季运动会每四年举行一次。
Both the summer and winter olympics are held every four years 夏运会和冬运会每四年举行一次
