/fi:t ||; fit/noun [C] something you do that shows great strength, skill or courage 功绩；伟绩；伟业:
That new bridge is a remarkable feat of engineering. 那座新桥梁称得上是工程学上的壮举。Persuading Helen to give you a pay rise was no mean feat (= difficult to do). 要说服海伦给你加工资不是那么容易的。