The electrical connection in the photoelectric s levator involves electronics.光电升降机嗉的电气连接涉及到电子学.Of the extrinsic muscles, the levator labii superioris alaeque nasi is the most important dilator.鼻外肌群中, 提上唇肌是最重要的扩张肌.Conclu...

levator的音标：levator的英式发音音标为：[lə'veɪtə]levator的美式发音音标为：[lə'veɪtə]...

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