| 单词 | 剧毒 |
| 释义 | 〔protactinium〕A rare, extremely toxic, radioactive element chemically similar to uranium, having 13 known isotopes, the most common of which is protactinium 231 with a half-life of 32,480 years. Atomic number 91; melting point 1,230°C; specific gravity 15.37; valence 4, 5. See table at element 镤：一种稀有的、剧毒放射性元素，在化学性质上与铀相似。有十三个已知的同位素，其中最常见的是半衰期为32,480年的镤231。原子序数为91；熔点1,230°C；比重15.37；原子价4, 5 参见 element〔parathion〕A highly poisonous yellowish liquid agricultural insecticide, (C2H 5O) 2P(S)OC 6H 4NO 2. 对硫磷、硝苯硫磷酯，巴拉松：一种黄褐色的剧毒液体农药(C2H 5O) 2P(S)OC 6H 4NO 2 〔ethion〕A highly toxic, liquid organophosphate pesticide, C9H 22O 4P 2S 3. 乙硫磷：一种剧毒的液态有机磷酸酯杀虫剂，分子式为C9H 22O 4P 2S 3 〔endosulfan〕A highly toxic crystalline insecticide, C9H 6Cl 6O 3S, used in the control of crop insects and mites. 硫丹：一种剧毒晶状杀虫剂，C9H 6Cl 6O 3S，用于杀死庄稼害虫和螨虫 〔endrin〕A highly toxic chlorinated hydrocarbon, C12H 8OCl 6, used as an insecticide. 安特灵，异狄氏剂：一种剧毒的氯化碳氢化合物，C12H 8OCl 6，用于杀虫剂 〔cobra〕Any of several venomous snakes, especially of the genusNaja, that are native to Asia and Africa and are capable of expanding the skin of the neck to form a flattened hood. 眼镜蛇：任一种剧毒的蛇，尤指亚洲和非洲的眼镜蛇属 ，能伸缩颈部皮肤以形成扁平的头部 〔cyanide〕Any of various salts or esters of hydrogen cyanide containing a CN group, especially the extremely poisonous compounds potassium cyanide and sodium cyanide.氰化物：一种包含CN基团的氰化氢的盐或酯，特别是剧毒化合物氰化钾和氰化钠〔taipan〕A large, extremely venomous elapid snake(Oxyuranus scutellatus) of Australia and New Guinea, having long fangs and large venom glands. 眼镜蛇科大毒蛇：一种产于澳大利亚和新几内亚的大型剧毒眼镜蛇科毒蛇（太攀蛇 太攀蛇属） ，生有长的毒牙和大型毒腺 〔poisonous〕Having the capability of harming or killing by or as if by poison; toxic or venomous.有毒的：通过或好象通过毒药具有伤害或杀死的能力的；有毒的或剧毒的〔demeton〕Either of two pale-yellow, highly toxic organophosphorous liquids, C6H 15O 3PS 2 or C 6H 15O 4PS 2, used as systemic insecticides. 内吸磷，灭赐松：两种淡黄色、有剧毒的有机磷液体C6H 15O 3PS 2或C 6H 15O 4PS 2中的任意一种，用作内吸性杀虫剂 〔muscarine〕A highly toxic alkaloid, C9H 20NO 2, related to the cholines, derived from the red form of the mushroom Amanita muscaria and found in decaying animal tissue. 蝇蕈碱：一种与胆碱有关的剧毒生物碱，C9H 20NO 2，由蘑菇 蕈毒鹅膏 的红色组织提取而出，在腐烂的动物组织中也可发现 〔amanita〕Any of various mushrooms in the genusAmanita, many of which are extremely poisonous. 毒伞肽菌，伞形毒菌：一种鹅膏属 蘑菇，很多都有剧毒 〔virulent〕Extremely infectious, malignant, or poisonous. Used of a disease or toxin.剧毒的，致命的：极度传染性的、恶性的或剧毒的，用于疾病或毒素〔thallium〕A soft, malleable, highly toxic metallic element, used in photocells, infrared detectors, low-melting glass, and formerly in rodent and ant poisons. Atomic number 81; atomic weight 204.37; melting point 303.5°C; boiling point 1,457°C; specific gravity 11.85; valence 1, 3. See table at element 铊：柔轻的可延展的剧毒金属元素，用于光电池、红外检测器、低熔玻璃，从前用于田鼠和蚂蚁的毒药。原子序数81；原子量204.37；熔点303.5°C；沸点1,457°C；比重11.85；化合价1或3 参见 element〔cyanogen〕A colorless, flammable, pungent, highly poisonous gas, C2N 2, used as a rocket propellant, an insecticide, and a chemical weapon. 氰：一种无色、易燃、有刺激性的剧毒气体，C2N 2，被用作火箭燃料、杀虫剂和化学武器 〔tarantula〕Any of various large, hairy, chiefly tropical spiders of the family Theraphosidae, capable of inflicting a painful but not seriously poisonous bite.鸟蛛：任一种主要生长在热带地区的鸟蛛科的大型且体表多毛的蜘蛛，人被这种蜘蛛咬后会觉得很痛，但并无剧毒〔disulfoton〕A pale yellow, highly toxic systemic insecticide, C8H 19O 2PS 3, used for some vegetables and flowers. 二硫松：一种剧毒的浅黄色系统杀虫剂，C8H 19O 2PS 3，可用于一些蔬菜和花 〔arsenic〕Symbol As A highly poisonous metallic element having three allotropic forms, yellow, black, and gray, of which the brittle, crystalline gray is the most common. Arsenic and its compounds are used in insecticides, weed killers, solid-state doping agents, and various alloys. Atomic number 33; atomic weight 74.922; valence 3, 5. Gray arsenic melts at 817°C (at 28 atm pressure), sublimes at 613°C, and has a specific gravity of 5.73. See table at element 符号 As 砷：一种有剧毒的金属元素，有黄、黑、灰三种同素异形体，其中质脆，结晶体的灰色形体最为常见。砷及其化合物用于杀虫剂，除草剂，固体添加剂和各种合金。原子序数33；原子量74.922；化合价3，5。灰色砷熔点为817°C（在28气压时），613°C升华，比重5.73 参见 element〔sinister〕 Baleful intensifies the sense of menace;it suggests a deadly, virulent, or poisonous quality: Baleful 带有威胁的意味；指致命的、有毒的或剧毒的性质： |
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