The base unit in mandarin speech recognition is phoneme, semi syllable or syllable.

汉语语音识别的基本单元一般为音素、音节以及声韵母。

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The training unit is a very important part in speech recognition and it determines the entire properties of the system.

训练单元是语音识别系统中十分重要的一环，语音识别系统的训练效果的优劣直接关系到系统的整体性能。

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Additionally, the secondary unit is connected to a motorized touchscreen LCD and responds to your voice thanks to the included speech recognition software.

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