单词 嘴大 例句 DEFINITIVE EXAMPLES 权威例句〔big〕She had a big grin on her face.她咧着嘴大笑。朗文当代〔broadly〕He jumped up, grinning broadly.他跳了起来,咧嘴大笑。剑桥高阶〔gaped open〕Her mouth gaped open.她的嘴大张着。韦氏高阶〔grin〕He gave the ph...