once or twice a week信息详情
一周一到两次
once or twice───一两次；偶尔；一两次， 偶尔
twice a week───每周两次；[医]每周二次
once a week───每星期一次
once week───一周一次
a once───一次
twice a day───[医]一天二次
twice a month───一个月两次
twice───adv.两次；两倍
week───n.周，星期
The American housewife probably goes shopping only once or twice a week.───美国家庭主妇可能一星期只购物一、二次。
Have a treat once or twice a week, but maintain portion control.───每周可有一次到两次宴请，但是食用的份额必须有所节制。
Eat red meat maybe once or twice a week.───一周可以吃一次或两次的红肉。
Set a specific time to do it, even if it is only once or twice a week, and stick to it.───设定特定的时间来做它，即使一周一两次，并且坚持下来。
Once or twice a week the changes can be incorporated into the document and a new one printed.───一周一次或两次将更改合并到文档中和新的印刷文档中。
Even if a family can't eat together every night, they should strive to get together at least once or twice a week.───即使一家人不能天天晚上一起吃饭，他们也应该努力一周至少一到两次聚到一起吃饭。
She takes her dog there at least once or twice a week and allows the elderly people to hold and pat her little dog.───她每周至少带她的小狗狗去一到二次老人院，老人们可以抱和抚摸她的小狗狗。
Figures from the RAC Foundation, a motoring lobby, suggest that only a fifth of the population use trains more than once or twice a week.───来自皇家汽车俱乐部（一个汽车团体）的数据表明，全国只有五分之一的人每周乘坐列车出行的次数多于一次或两次。
I volunteered there once or twice a week for the next four years, helping retirees exercise and playing card games with them.───四年间，我每个星期去一两次，帮助老人锻炼以及陪他们玩牌。
Limit junk food & alcohol consumption to once or twice a week.
He had no visitors, although once or twice a week his secretary might come to deal with his correspondence.
The American housewife probably goes shopping only once or twice a week.
Once or twice a week Howard climbs into the station wagon and drives over to the little market town fifteen miles away.
Have poultry once or twice a week. 5.
We cross the border once or twice a week.
Apply once or twice a week, especially to backs of arms and thighs, your feet, elbows and knees.
Having sex once or twice a week has been linked with higher levels of an antibody called immunoglobulin A or IgA, which can protect you from getting colds and other infections.
Most students skateboarding once or twice a week.