adj.市场疲软的;
例句:
I could work out that problem standing on my head.
我解决那个问题易如反掌.
Work out at a gym or swim twice a week.
一周去健身房锻炼两次,或游两次泳。
Work out how much all these things will cost.
算计算计买这么多东西要多少钱.