名词
中文翻译：Unknown
同义词：
['support', 'backup system', 'contingency plan']
例句：
-
1. We havea backup plan in case of emergency.
我们有一个应急备用计划。
-
2. The company has a backup system for data storage.
公司有数据存储的备份系统。
-
3. The team decided to implement a backup system before the deadline.
团队决定在截止日期前实施一个备份系统。