| 单词 | phototaxis |
| 释义 | phototaxis —phototactic /foh'teuh tak"tik/, adj. —phototactically, adv. /foh'teuh tak"sis/, n. Biol. movement of an organism toward or away from a source of light. Also, phototaxy. [1900-05; PHOTO- + -TAXIS] |
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