boo/buː/感叹词哇，呔（吓唬别人时发出的声音）She jumped out of the cupboard and shouted "Boo!"她从衣橱中跳出来大喊了一声“哇！”/buː/动词发嘘声；喝倒彩People at the back started booing loudly.后面的人开始大声喝倒彩。/buː/名词喝倒彩想跟读，去练习
