They bought so much beef that some of it went bad.他们买了那么多牛肉, 有些肉变质了。
This milk has gone bad.这奶已经变质了。
英汉双解词典包含368430条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。