There are different flavors of this approach, the most popular being, give the basic version for free and charge for the advanced version.

这种方案有不同的实施方式，最流行的是免费提供一个初级版本而对高级版本收费。

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Advanced power management can provide with various charge modes to make it truly easy to use.

先进的电源管理技术提供多种充电方式，真正方便使用。

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During installation, you can uncheck Advanced features (see Figure 2) to indicate you want to install only the no-charge features.

在安装期间，可以取消选择advanced Features(参见图figure 2)表示您希望只安装免费特性。

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Because owners plug in to charge the advanced lithium-ion battery in C-MAX Energi, the vehicle is able to achieve increased electric mode and total range.

ENGADGET: Ford's 2013 C-Max Energi rolls out 95 MPGe, arrives later this fall

Building on the strength of the ClearPad 3200, the ClearPad 3400 features a redesigned Analog Front End (AFE), an integrated charge pump, and advanced filtering algorithms for industry-leading Signal-to-Noise (SNR) and Signal-to-Interference performance.

ENGADGET: Synaptics launches a pair of mobile touchscreens at MWC 2013

After the launch of the IBM PC in 1981, UNESCO became a pioneer for supporting the development of advanced well documented software working in different languages and distributed free-of-charge (freeware) to its Member States.

UNESCO: Communication and Information