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....
Such a motion is considered a test of backbench opinion.这样的动议被视为对后座议员立场的考验。The Prime Minister has caved in to backbench pressure.首相迫于后座议员们的压力让步了。The wisdom of the retired generals and backbench MPs conjoins.退役将军和后座议员的智慧结...