单词	epsilon
释义	epsilon noun ep·​si·​lon ˈep-sə-ˌlän  -lən plural epsilons 1 : the 5th letter of the Greek alphabet see Alphabet Table 2 : something or someone designated with the name epsilon or the Greek letter ε especially denoting the fifth in position, order, or class 3 : an arbitrarily small positive quantity in mathematical analysis epsilonic ˌep-sə-ˈlä-nik  adjective Word History Etymology Greek e psilon, literally, simple e First Known Use 15th century, in the meaning defined at sense 1
随便看	penetrativity penetrator penetrators penetrometer penetrometers Peneus peneuses penfieldite penfold penfolds penfuls peng-pu Penghu rewardless rewards rewarehouse rewarewas rewarm rewarmed rewarming rewarms rewarper rewash rewashed rewashes

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。