once a week

英 [wʌns ə wi:k] 美 [wʌns ə wi:k]

• 一星期一次

once a week的用法和样例：

例句

1. We went fishing once a week.
   我们一星期去钓一次鱼。
2. Each student has to hand in a composition once a week.
   每个学生必须一星期交一次作文。
3. She writes to her parents once a week.
   她每周给父母写一封信。
4. My sister goes to a beauty parlor once a week.
   我妹妹每周去一次美容院。
5. Mail comes to this remote village only once a week.
   邮车每周只到这个偏僻的村庄一次。
6. My sister goes to a beauty parlour once a week.
   我妹妹每周去一次美容院。
7. The data should be updated once a week.
   这些数据应该每星期更新一次。
8. The dustman comes once a week to collect the rubbish.
   垃圾工每周来收一次垃圾。