in default of

汉语翻译

例句：

1. In default of tools, he uses a knife.
   因没有工具，他使用一把刀子。
2. In default of tools, she used a hairpin and a buttonhook.
   因没有工具，她使用一支发针及一钮钩。
3. He was acquitted in default of strong evidence of his guilt.
   因无确凿证据而判他无罪。
4. The committee will not meet in default of a chairman.
   没有主席委员会就不开会。