一旦你体验过南加州的户外生活，再要回到蒙大拿过冬就会感到很难。

Once you have tasted the outdoor life in southern California, it's hard to return to Montana in winter.

《柯林斯英汉双解大词典》

正如刚刚提到的，一旦SSL检验过证书，从SSL的角度来看身份验证过程就结束了。

As mentioned above, once SSL validates the certificate, the authentication process is over from SSL's perspective.

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一旦你趟过这趟水，剩下的也变得简单。

Once you can get through it, the rest would be easier.

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