名词短语
中文翻译：必须的需要
同义词：
['absolute necessity', 'absolute need', 'essential need']
例句：
-
1. We must needs have a backup plan in case of emergencies.
我们必须有备用计划以防紧急情况。
-
2.The teacher said that we must needs learn the material thoroughly before exams.
老师告诉我们考试前必须彻底学习材料。
-
3. She must needs be hungry because she hasn't eaten anything all day.
她一定饿了，因为她一整天都没吃东西。