neglected the likely existence of bad debts.
忽视了坏账可能存在的事实。
But we are now knowledgeable enough to reduce many of the risks that threatened the existence of earlier humans, and to improve the lot of those to come.
但我们现在拥有足够的知识，可以减少许多曾威胁早期人类生存的风险，并改善后代人的生活状况。
例句取自历年考研英语真题，翻译为机器生成，仅供学习参考。