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[00:12.34]bold adj.大胆的(daring brave)
[00:16.10]The bold employee insisted on better working conditions
[00:22.48]daring adj.大胆的 勇敢的(bold audacious)
[00:27.36]A daring firefighter pulled the child from the fire
[00:33.12]undaunted adj.无畏的 勇敢的(intrepid fearless)
[00:38.12]dauntless adj.勇敢的
[00:42.20]The dauntless pilot flew through the rough storms
[00:48.12]valiant adj.英勇(courageous dauntless intrepid)
[00:52.41]The valiant soldier was given a medal
[00:57.29]gallant adj.英勇的(courageous heroic)
[01:01.81]Mary and Jane gave their gallant waiter a generous tip
[01:07.49]intrepid adj.勇敢的(fearless dauntless)
[01:12.79]The intrepid explorers reached the South Pole
[01:17.54]valor n.勇气(bravery courage)
[01:21.52]The terminally ill patient showed great valor in the last months of his life