We tend to meet up for lunch once a week.我们往往每周共进一次午餐。Lung cells die and are replaced about once a week.肺细胞约每周新老更替一次。Meat was available once a week if at all.就算有肉，也是每周才吃一次。...
Potentially high financial rewards are attached to senior hospital posts.当上医院的高级职员就有可能享受丰厚的经济报酬。Do avoid potentially contentious subjects such as religion, sex or politics.一定要避免可能引起争议的话题，如宗教、性和政治。He appeared to be treati...