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单词 pleurecbolic
释义 pleurecbolic, a. Zool.|plʊərɛkˈbɒlɪk|
[f. Gr. πλευρά side + ἔκβολ-ος cast out, put out, f. ἐκβάλλειν to cast out + -ic.]
Capable of being protruded by eversion of the sides, as the tentacies of some molluscs and worms. So pleuremˈbolic a. [Gr. ἔµβολ-ος thrown in, f. ἐµβάλλειν to throw in, insert], capable, when protruded, of being retracted by inversion of the sides.
1883Lankester in Encycl. Brit. XVI. 652/1 If we start from the condition of full eversion of the tube and watch the process of introversion, we shall find that the pleurecbolic variety is introverted by the apex of the tube sinking inwards.Ibid. 652/2 The Gastropod's introvert is pleurembolic (and therefore acrecbolic).
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更新时间:2024/12/22 12:03:06