单词	preform
释义	preform /priːˈfɔːm / verb [with object] (usually as adjective preformed) Form (something) beforehand: a preformed pool... Organs developed in this way are referred to as preformed organs. Short and medium shoots were self-terminated and had only preformed nodes. Nitrogen is more soluble than helium and any preformed bubbles will quickly absorb nitrogen.
随便看	singledom single-elimination single end single-ended single-entry Single European Act single European currency single file single-foot single-handed single-handedly single-hander single-lens reflex single malt single malt whisky single market single-minded single-mindedly single-mindedness singleness single nucleotide polymorphism single parent single-party single-player single room

英语词典包含243303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。