1N-COUNT 大黄蜂;大胡蜂;马蜂 A hornet is a large wasp. Hornets live in nests and have a powerful sting. 大黄蜂;大胡蜂;马蜂
2PHRASE 一大堆麻烦;棘手的局面;马蜂窝 If you say that someone has stirred up a hornet's nest, you mean that they have done something which has caused a lot of argument or trouble. 一大堆麻烦;棘手的局面;马蜂窝