In my spare time, I enjoy reading, music as well as online surfing.

平时我的爱好是上网，听音乐，读书。

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The thing about online surfing is that you never know when unhealthy websites will pop up.

网上冲浪的问题是你根本不知道何时会冒出不健康的网站。

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Prepare necessary equipments by oneself for surfing online surfing, comprising personal computer, Modem and other necessary equipments.

自行配备上网的所需设备，包括个人电脑、调制解调器或其他必备上网装置。

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Due to limited bandwidth, users are increasingly frustrated by the effects of network congestion: streaming movies freeze, gaming sessions lag, and online surfing slows.

ENGADGET: Qualcomm Atheros announces StreamBoost technology to improve home networks, router performance

She said she has been roaming department stores checking the price of gold jewelry and surfing online to compare prices.

WSJ: Japanese Rush to Sell Gold as Price in Yen Jumps

If you invite friends to the network you can see when they are online, what pages they are surfing, and you can even jump onto the same page and send them a chat message about it.

BBC: Me.Dium.com