a belt-and-braces policy providing double security,in case one security measure should fail 不要搞笑好不好，一对一翻译谁要~

来源：学生作业学帮网编辑：学帮网时间：2024/06/04 17:23:13

a belt-and-braces policy
providing double security,in case one security measure should fail
不要搞笑好不好，一对一翻译谁要~

providing double security,in case one security measure should fail
a belt-and-braces policy
也就是提供双重保障的意思