| 单词 | love dart |
| 释义 | > as lemmaslove dart love dart n. Zoology (in gastropod molluscs of the genus Helix) a calcareous spicule that a snail drives into the body wall of its partner prior to copulation. ΚΠ 1877 F. P. Pascoe Zool. Classif. 122 A curious organ is a pyriform muscular sac, containing one or two slender conical styles, which can be thrust out through the aperture of the sac; they are found in certain snails, and with them they pierce each other's skin. They are known as ‘love-darts’. 1958 J. E. Morton Molluscs vii. 132 The vagina develops also a muscular caecum, the dart sac, in which is produced a fine-pointed calcareous shaft, about 5/16in. long, and delicately ridged. This is the telum amoris, or ‘love dart’, which is exchanged by the partners with some velocity before courtship. 2005 Trends in Ecol. & Evol. 20 582/2 The use of the love dart (laced with hormones from the dart sac-associated mucus glands) increases the number of escaping spermatozoa. < as lemmas |
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