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1·IOS 4.3 introduces the personal hotspot feature, first seen in the iPhone 4 on Verizon.

iOS 4.3引入了“个人热点”特性，该特性首次出现在Verizon的iPhone 4上。

2·It used to be that my number one desired feature was the addition of a personal hotspot capability.

以前我最期望的功能是添加个人热点能力。

3·So personal IR is becoming hotspot in the field of IR.

于是，个性化信息检索越来越成为信息检索领域研究的热点。