Premium Keys may be purchased in the in-game Item Shop.

保险费可购买的钥匙在游戏中的物品的商店。

youdao

Hence, keys used for such a purpose can very safely be generated by the client, and the private key may never be registered with the XKMS service.

因此，由客户机来生成那种用途的密钥是很安全的，而且完全可以不将私钥注册到XKMS服务。

youdao

In fact, it's limited to MyISAM tables - a table format that doesn't support foreign keys and, thus, may be of limited use.

实际上，它仅限于myisam表——不支持外键的一种表格式，因此使用有限。

youdao

Okay, but it may be-- how many national anthems around the world do we have in minor keys?

好了,但是也许,世界上有多少个国家的国歌,采用的是小调呢

耶鲁公开课 - 聆听音乐课程节选

Unfortunately we have discovered that some of these USB keys contained malware and we suspect that all USB keys may be affected.

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