lastweek是什么意思
last week上周双语对照词典结果:last week[英][lɑ:st wi:k][美][læst wik]adv.上礼拜; 例句:
1.I explained the first point last week. 我在上周对第一点进行过解释。
2.Last week's g20 was different. 上周的g20峰会则大为>差别/p>
last week上周双语对照词典结果:last week[英][lɑ:st wi:k][美][læst wik]adv.上礼拜; 例句:

1.I explained the first point last week. 我在上周对第一点进行过解释。
2.Last week's g20 was different. 上周的g20峰会则大为不同
last week前面用since还是for
last week前面用since不能用for。因为last week是时间点用since,for后接一段时间。中文意思是“自从上个星期以来”
例如,自从上个星期以来,他们超市员工一直忙着为国庆促销活动做准备。
For example, since last week, their supermarket employees have been busy preparing for the National Day promotion.