Present method of key chain can not solve this problem.

目前的关键链法并没有对这一问题给出有效的解答。

youdao

I have bacon bandages, an oinking pig key chain and lots of other tchotchkes.

我有熏肉创可贴，一个会哼哼的猪钥匙链和很多其他的小玩意。

youdao

Both the refreshed key chain and the identity chain are of backward security.

该方案更新的密钥链是后向安全的，参与者提供的身份链也是后向安全的。

youdao

And you get the added benefit of lightening the load of your key chain or wallet.

WSJ: Store Loyalty Cards on Your Smartphone

The habits of putting your key chain in the basket and putting your documents into the files also exemplify structure.

NPR: Excerpt: 'Delivered from Distraction'

So is a key chain, as well as a basket to put the key chain in every day when you get home.

NPR: Excerpt: 'Delivered from Distraction'