您要查找的是不是：
- His strength failed him. 他丧失了力气
- Gradually his strength failed and he dropped behind in the race. 他慢慢地力气不济，在赛跑中落在后面了。
- His sense of smell failed him this time; His strength finally failed him; His children failed him in the crisis. 他的嗅觉这次辜负了他；他的体力最后辜负了他；他的孩子在危机中辜负了他。
- His strength in a crisis is an ace in the hole. 临危不惧是他的看家本领。
- His friends failed him when he needed their help most. 当他最需要帮助的时候,他的朋友们却辜负了他。
- His courage failed him at the last moment. 他在最后一刻失去了勇气。
- He gathered all his strength and swung the axe. 他用尽全力抡起斧头。
- His friend fail him when he needed their help most. 当他最需要帮助的时候，他的朋友们却辜负了他。
- His friends failed him when he most needed them. 当他最需要朋友的时候，他们却令他失望。
- He gathered up his strength for the hard job. 他振作精神去承担这项艰难的工作。
- His words failed him for the moment. 他一时说不出话来。
- His strength has diminished over the years. 经过这许多年月，他的体力不如从前了。
- Oliver tried to reply, but his tongue failed him. 奥立弗想要回答，可是舌头不听使唤。
- He tried to build up his strength. 他试图增进体质。
- His courage failed him in the end. ＂到最后，他泄气了。＂
- He has exerted all his strength. 他已竭尽全力。
- His [Her] tongue failed him [her]. 他[她]（因害怕等）而说不出话来。
- I'm not sure whether to pass him or fail him; he's a borderline case. 我拿不定主意给他及格还是不及格，他处于两可的情况下。
- 'This nothing,nothing,it will soon pass away'--and as he said so the old man's strength failed him,and he fell backwards. “没什么，没什么，就会好的。”老人说着，终因年老体衰，力不从心，倒在了椅子里。
- Joe hung onto him with all his strength. 骄拚命扭住了他。
