le·vo·ro·ta·to·ry /-ˈrotəˌtori, ˌtɔr-/
左旋的
le·vo·ro·ta·to·ry /-ˈrotərɪ/ 形容詞
左旋(性)的,左旋的
Le·vo·ro·ta·to·ry a. Chem. & Physics Turning or rotating the plane of polarization of light towards the left; -- applied to crystals and compounds exhibiting optical activity, such as levulose, left-handed quartz crystals, etc. Opposite of dextrorotatory. [Written also lævorotatory.]
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levorotatory
adj : rotating to the left [syn: levorotary, left-handed]