单词	optical activity
释义	optical activity noun : ability of a chemical substance to rotate the plane of vibration of polarized light to the right or left Word History First Known Use 1877, in the meaning defined above Medical Definition optical activity noun : ability of a chemical substance to rotate the plane of vibration of polarized light to the right or left
随便看	hypodermic injection hypodermic medication hypodermic needle hypodermic needles hypodermic syringe hypodermic syringes hypodermically hypodermics hypodermis hypodermises hypodermous hypoderms hypodiploid hypodiploidies hypodiploidy hypodochmius Hypodorian mode hypodynamia hypoed hypoesthesia hypoesthesias hypoeutectic hypoeutectoid hypogaea hypogaeum

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