确保万无一失
Make sure nothing goes wrong
以上为机器翻译结果，长、整句建议使用 人工翻译 。
当然，您可以经常进行备份以确保万无一失。
Of course, you can always run your own backups to be sure.
youdao
检查一下自己的个人资料，确保万无一失。
Check your personal papers and make sure everything is in order.
您不太可能发现任何问题，但确保万无一失也是很重要的。
It is unlikely that you'll find any problems, but it's also important to be sure.
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