A yawning North-South gulf has opened up with both sides digging in.双方都坚持自己的立场，南北之间出现了一条鸿沟。Yawning is often contagious.打哈欠常易于感染.I felt so sleepy I couldn't stop yawning.我感到很困,止不住地打呵欠....
I felt so sleepy I couldn't stop yawning.我感到很困,止不住地打呵欠.Higgins begins half singing half yawning an air from La Fanciulla del Golden West.息金斯一边打着呵欠,一边唱着当时流行的小调.There's a yawning gap between rich and poor.贫富之间有一条...