“calthrop”的概念、定义、翻译、参考文献-科学参考

单词	calthrop
释义	calthrop [`kal·thrǝp] ^{INVERTEBRATE ZOOLOGY} A sponge spicule having four axes in which the rays are equal or almost equal in length.
随便看	sidetone ranging sidetrack sidetracking sidewalk side-wall sampling sideways feed Sidewinder siding SIDS siegbahn siege-howitzer siegenite siemens Siemens' electrodynamometer sienna Sierolomorphidae sierozem Sierpinski gasket Sierpinski set sierra sieve sieve analysis sieve area sieve cell sieve classification

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