释义 |
spiroid, a.|ˈspaɪrɔɪd| [ad. mod.L. spīroīdēs (cf. Gr. σπειροειδῶς spirally), f. spīra spire n.3: see -oid. So F. spiroide.] Tending to a spiral form.
1849Herschel Outl. Astron. 468 It would be easy..to trace..the form of the spiroid curve. 1859Mayne Expos. Lex. 1190/1 Spiroides,..resembling a screw: spiroid. |