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单词	Heligoland trap
释义	Heligoland trap noun Hel·​i·​go·​land trap ˈheləgōˌland- : a large funnel-shaped structure of wire mesh opening into a smaller enclosure used for trapping birds (as for banding) Word History Etymology from Heligoland (Helgoland), island in the North sea; from its original use there
随便看	space charge space curve space divider space elevator space elevators space error space force space forces space formula space frame space group space heater space heating space isomerism space key space lattice space mark space medicine space motion space opera space out space probe space quantization space reddening space reddenings

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。