Insurance companies would no longer be allowed to deny health coverage based on pre-existing medical conditions a key point of weakness in and public anger with the current system.

VOA: standard.2009.07.21

But I know today in my math class, we were learning about the guys who created RSA Public Key Cryptography.

但是今天的数学课上，我们在学习RSA公钥加密算法的创始人。

积极参与俱乐部活动 - SpeakingMax英语口语达人

But I know today in my math class, we were learning about the guys who created RSA Public Key Cryptography.

但是今天的数学课上，我们在学习RSA公钥加密算法的创始人。

积极参与俱乐部活动 - SpeakingMax英语口语达人