weekly本身就有形容词词性，意思是：每周的；周刊的；一周一次的。
例句：
I do a weekly shop at the supermarket.
我一周上超市一次。
The newspaper is published twice weekly.
这份报纸每周出版两次。
扩展资料
Lon and I play in the same weekly poker game.
朗与我每周玩一次扑克牌。
Average weekly earnings rose by 1.5% in July.
平均周薪7月份上涨了1.5%。
I have to provide weekly reports to my line manager.
我必须每周向部门经理汇报。
Each course comprises 10-12 informal weekly meetings.
每门课程包括10至12次每周1次的非正式见面会。
