It was , in retrospect, the happiest day of her life.回想起来, 那是她一生最幸福的日子.It was a very strange feeling in retrospect — I was frightened, but excited at the same time.回想起来那是一种非常奇怪的感觉——我当时既害怕又兴奋。But in retrospect, Mr Chirac ...
Inflationary pressures continued to slacken last month.上个月，通货膨胀的压力继续减小。Muscles stretch, slacken and relax during child-birth.生孩子的时候，肌肉会拉抻、放松，然后松弛下来。We've been really busy, but things are starting to slacken off now....