give away
phrasal verbgive somebody away
(in a marriage ceremony 在婚礼上 to lead the bride to the bridegroom and formally allow her to marry him 将新娘交给新郎
give something away
to give something as a gift 赠送；捐赠 He gave away most of his money to charity. 他把他的大部分钱都捐赠给了慈善事业。 - (informal)
Check out the prices of our pizzas—we're virtually giving them away! 查看一下我们的比萨饼的价格吧，我们实际上是在白送！
to present something 颁发；分发 to carelessly allow somebody to have an advantage （粗心地）失去，丧失，错失（优势）
give something/somebody away
to make known something that somebody wants to keep secret 泄露；暴露 She gave away state secrets to the enemy. 她把国家机密泄露给了敌人。 It was supposed to be a surprise but the children gave the game away. 这原本想给人一个惊喜，可孩子们把计划泄露了。 His voice gave him away (= showed who he really was). 他的声音使他露馅了。