“concave polygon”的概念、定义、翻译、参考文献-科学参考

单词	concave polygon
释义	concave polygon [`kän´kāv `päl·ǝ´gän] ^MATHEMATICS A polygon at least one of whose angles is greater than 180°.
随便看	blind rollers blind sample blind seas blind seed blind spot blindstory blind trial blind valley blind zone B line blink blink comparator blinker light blinking blink microscope blip blip-scan ratio blister blister blight blister canker blister copper blister furnace blister gas blister hypothesis blistering

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。