for about a week 大约一周
about once a week ago 约一星期一次前 ; 一次一个星期前 ; 大约一周前一次
About a week ago 约一星期前 ; 大概一周前 ; 大约一周前 ; 大约一个星期前
About a week 一个星期左右 ; 一周之约 ; 大约一周了
about twice a week 大约一周两次 ; 约一周两次
About a week 2 times 大概一个星期2次
After About A Week 经过大概一周
hmmmm about twice a week 大约一周两次留心
About Once A Week 几乎次每周一
I fill up the tank with gasoline about once a week.
大约每个星期我加满一箱汽油。
Lung cells die and are replaced about once a week.
肺细胞约每周死亡、更新一次。
Somalia, pop. 7.9 million, income per head about $2 a week.
索马里,人口790万,人均收入每周大约2美元。
We talked last week about a new report on preterm births the leading cause of death in newborn babies worldwide.
VOA: special.2009.10.26
Test 1 will be a week from Wednesday, and I will say something about that later in the week.
测试1从周三开始,持续一周,我会在之后的一周跟你们说一些东西。
A remember about the Periodic Table test which will be added next week on the 23rd.
我要提醒你们,下周23号将会有个周期表测试。
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