这意味着我们通过访问控制在后台阻止这样的访问，以及严格的政策禁令。
That means that we prevent such access via access controls on our backend as well as strict policy prohibitions.
这么做我们就可以确信网络控制会阻止孩子打开任何有害网站。
This way we can be sure that web control blocks any harmful web sites from the children.
一些能够控制或阻止抑郁，糖尿病，高血压和意外怀孕的药物能够引起发胖。
Some medications taken to control or prevent depression, diabetes, hypertension and unwanted pregnancy can cause weight gain.
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