very brave or bravely determined , especially when things are difficult or the situation gives no cause for hope
发音
例句
1. He had the fame of being very valiant. 他的勇敢是出名的。 2. Despite valiant efforts by the finance minister, inflation rose to 36%. 尽管财政部部长采取了一系列果决措施,通货膨胀率还是涨到了36%。