词汇 | decay |
释义 | decaydecay[diˈkei]vi.1.■腐朽, 腐烂; 分解, 风化, 变化2.■衰减, 衰退, 退化, 消失, 埋没3.■凋谢, 枯萎4.■(荧光屏的)余辉5.■(电荷存储管的)电荷减少, 能量损失What made the Roman Empire decay?罗马帝国为何衰亡? 词性变化decay[diˈkei]vt.1.■使腐朽[烂]; 使衰退Sugar can decay the tooth.糖会腐蚀牙齿。decay[diˈkei]n.1.■衰微, 衰退2.■腐朽, 腐烂3.■【无】衰变 premature decay 早衰 tooth decay 蛀牙 The house is in decay. 这房子已腐朽。 继承用法decayableadj.decaylessadj. 习惯用语be far gone in decay1.■衰弱过甚, 凋落不堪go to decay (=fall into decay)1.■腐朽, 凋谢, 衰微; 年久失修 特殊用法advanced decay1.■进级腐朽alpha decay1.■α-衰变、蜕变anaerobic decay1.■厌氧腐烂arrested decay1.■【地质】抑制分解阶段bimolecular decay1.■双分子衰减biological decay1.■生物衰变; 生物腐败branching decay1.■分支衰变brightness decay1.■亮度衰减chain decay1.■链衰变classical beta decay1.■经典β衰变competitive decay1.■竞争衰变complex decay1.■复衰变contrast decay1.■对比度降低, 反差衰减, 反衬度降低double-beta decay1.■双β衰变dual radioactive decay1.■【核】多重放射性衰变electron-capture decay1.■电子俘获衰变electron emission decay1.■电子发射衰变environmental decay1.■环境衰退exponential decay1.■指数式衰减hindered alpha decay1.■受阻α衰变inverse beta decay1.■【核】逆β蜕变leptonic decay1.■(粒子)轻子型衰变low decay1.■低惰性, 短余辉mesonic decay1.■介子衰变modulus decay1.■衰减系数natural radioactive decay1.■放射性自然衰变negative exponential decay1.■负指数式衰减non-mesonic decay1.■非介子衰变orbital decay1.■【航空】轨道衰减;【原物】轨道衰变organic decay1.■有机衰减, 自然衰减phosphorescent decay1.■磷光余辉photo-conductivity decay1.■光[电]导衰减plasma decay1.■等离子体衰变positron decay1.■阳电子衰变power-law decay1.■幂函数式衰减radial decay1.■径向衰变radiative decay1.■辐射衰变rock decay1.■岩石风化scintillation decay1.■闪烁现象衰减semi-leptonic decay1.■半轻子衰变series decay1.■【核】系列衰变spontaneous decay1.■自发衰减stress decay1.■应力衰减; 应力松弛two-component decay1.■二分量衰变welddecay1.■【冶】焊接区晶间腐蚀decayof amplitude1.■振幅的衰减decayof luminescence1.■发光衰变decayof turbulence1.■湍流衰减 参考词汇decay;rot;decompose;均含“由良好变腐烂, 由健康变衰弱”的意思。1.■decay强调“由自然的过程而逐渐变坏或变弱”, 如:His teeth began to decay.他的牙齿开始龋蚀。2.■rot 语气较强, 指“腐烂”, 尤指“动植物等由细菌引起变质”, 如:Don't eat rotten apples.不要吃腐烂的苹果。3.■decompose强调“由自然的或化学的过程使某物分解腐烂”, 如:The eggs began to decompose after a day in the sun.鸡蛋在太阳下放了一天后开始变坏。 |
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