| 单词 | 高效 |
| 释义 | 〔tetrodotoxin〕A potent neurotoxin, C11H 17N 3O 3, found in many puffers and certain newts. 河豚毒素：一种高效的神经毒素，C11H 17N 3O 3，见于多种河豚和芽竺蝾螈 〔engineering〕The application of scientific and mathematical principles to practical ends such as the design, manufacture, and operation of efficient and economical structures, machines, processes, and systems.工程学：将科学及数学原理运用于实际用途的应用手段，如设计、制造及对高效经济构造、机器、进程及系统进行操纵管理〔taut〕Marked by the efficient, sparing, and concise use of something, such as language or detail:简洁的：以对某物例如语言或细节的高效、少量和简明的使用为特征的：〔economy〕Efficient, sparing, or conservative use:简洁，有效率：高效的、节俭的或有保留地使用的：〔express〕A rapid, efficient system for the delivery of goods and mail.快递系统：一种用来投递货物和邮件的快速高效的投递系统〔ciguatoxin〕A potent neurotoxin that is secreted by a dinoflagellate and can accumulate in the flesh of certain marine fish, such as grouper or snapper, causing ciguatera poisoning.鱼肉毒素：一种高效的神经毒素。被腰鞭毛虫所分泌，可以在某些海底鱼的身体里聚积，例如暖海鱼或真鲷，引起雪卡毒〔efficient〕Acting or producing effectively with a minimum of waste, expense, or unnecessary effort.高效的：以较少的浪费、花消、或不必要的努力去做或生产 |
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