内置锂离子电池 Built-in Lithium Battery
内置可充电锂离子电池 Built-in rechargeable lithium-ion battery ; Battery Built-in Rechargeable Li-ion Battery
内置电子键控器 Built-in Electronic Keyer
苹果没有内置打印功能，所以你无法仅仅通过按下一个菜单按钮就打印电子邮件、照片或网页。
Apple didn't build in a printing function, so you can't just tap a menu button to print an email, photo or Web page.
在普通的电灯玻璃管内，ESL灯通过向内置的荧光粉发射电子而发光。
The ESL bulbs generate light by firing electrons to stimulate phosphor, and the whole setup is encased in normal light-bulb glass.
它能够利用内置的无线网络下载图书和其他的出版物，同时还提供一些报纸的电子版本。
It can download books and other publications directly using a built-in wireless connection, and offers electronic editions of some newspapers.
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