It is cool to change your mobile wallpaper frequently!

经常更新手机壁纸多酷啊！

youdao

"People are used to paying something for content and services on a mobile phone, whether it's a text message or a download or ringtone or wallpaper," he says.

“人们习惯于在手机上为内容和服务支付一定的费用，无论是短信、下载、铃声还是壁纸，”他说。

youdao

Big Brother's mobile phone wallpaper is a lovely female wanderers, about eight or nine years old.

大哥的手机壁纸是个可爱的女娃儿，大约八九岁。

youdao

Or special wallpaper could be printed which could covertly block radio frequencies, such as mobile phone or Wi-fi (wireless broadband) signals.

BBC: NEWS | Technology | 'Magic ink' that makes metal grow