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once a week
英：
美：
常用释义：
每星期一次
每星期一次
1、The train operates the 2,400-mile round trip
once a week
.───这列火车每周进行一次2400英里的往返旅行。
2、We tend to meet up for lunch
once a week
.───我们往往每周共进一次午餐。
3、Each student has to hand in a composition
once a week
.───每个学生每周必须交一篇作文.
4、Lung cells die and are replaced about
once a week
.───肺细胞约每周新老更替一次。
5、Some stores inventory their stock
once a week
.───有些商店每周清点存货一次.
6、Slough off dry skin
once a week
.───每周除一次干皮.
7、Exfoliate your back at least
once a week
.───每周至少一次搓掉背部死皮。
8、In the ordinary course of events, I visit her
once a week
.───在一般情况下, 我每周去看她一次.
9、Once a week, a maid changes the sheets.───女仆每个星期换一次床单。
10、The court laid the young thief under an obligation to report to the police station
once a week
.───法院强迫那个小偷每周向警察局报到一次.
11、She instructs music
once a week
at a middle school.───她在中学每周教一次音乐课.
12、I fill up the tank with gasoline about
once a week
.───大约每个星期我加满一箱汽油。
13、For amusement, we go to the movies
once a week
.───我们的娱乐是每周去**院看一次**.
14、I do circuit training
once a week
.───我每周做一次循环训练。
15、We tend to meet up for lunch
once a week
.───我们往往会每周共进一次午餐。
16、Meat was available
once a week
if at all.───就算有肉，也是每周才吃一次。
17、Once a week, a maid changes the sheets.───女仆每星期换一次床单。
18、The train operates the 2,400-mile round trip
once a week
.───这趟火车每周一次往返行驶2,400英里。
1、hell week───地狱周
2、face a risk───面临危险
3、bide a wee───一定是一秒钟
4、Monday week───星期一
5、Ember week───n.四季斋周
6、inner geek───内在怪胎
7、spend a week───花一个星期
once a week 意为每周一次，因原题中有usually这么明显的时间状语提示，所以一般现在时的动词要求once a week表示经常发生的动作。 once the week表示本周一次，如果这样的话，句中动词要用watched