| 单词 | helicoid |
| 释义 | Word Frequency helicoid(ˈhɛlɪˌkɔɪd) adjective also: helicoidal 1. biology shaped like a spiral a helicoid shell noun 2. geometry any surface resembling that of a screw thread Derived forms helicoidally (ˌheliˈcoidally) adverb |
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