词典收录词
tridacna
砗磲
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tridacna 的中文释义
砗磲
tridacna 的英文释义
- n.
A genus of very large marine bivalve shells found on the
coral reefs of the Indian and Pacific Oceans. One species (T. gigas)
often weighs four or five hundred pounds, and is sometimes used for
baptismal fonts. Called also paw shell, and fountain shell.
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更新时间：2026-06-09 14:18:12