佩德罗本可以在最后阶段确保更大的胜利优势，但是他却被弗雷德里希阻挡。
Pedro could have ensured a bigger margin of victory in the closing stages, but he allowed Arne Friedrich to dispossess him .
外卖服务有很多优势，但从长远来看，我们需要确保自己做出正确的选择。
There are many advantages of online food delivery services, but we need to make sure that we make the right choices in the long run.
这是一个极大的优势，因为您可以确保为每个人制定相同的规章制度。
This is a great advantage, because you can ensure that everyone is given the same rules and instructions.
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