单词：extract system
extract system的用法和样例：
例句
- For example the new Prius launching this year has an option for a solar-powered ventilation system designed to keep the interior cool when parked.比如，今年推出的新款普锐斯就有一个太阳能排风系统选项，这个系统可以在停车熄火后保持车内凉爽。
- At the same time, the control and operation of air conditioning systems, fire and smoke extraction system and the system features the silent and Jianzhen in the simple design.同时，对空调系统的控制与运行，防火排烟和排风系统以及系统的消声及减振等方面进行了简单的设计。
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