单词	umbrella shell roof
释义	umbrella shell roof umbrella shell roof 1. A shell roof formed by four hypar shells. See also: Roof2.
随便看	maryland correctional institution maryland correctional institution for women maryland correctional training center maryland council of parent participation nursery schools maryland court reporters association maryland crab maryland criminal defense attorneys' association maryland day maryland deaf golfers association maryland delaware rocketry association, inc. maryland department of aging maryland department of housing and community development november 12, 2015 november 12, 2016 november 12, 2017 november 12, 2018 november 12, 2019 november 12, 2020 november 12, 2021 november 12, 2022 november 12, 2023 november 12th november 13 november 13, 2011 november 13, 2012

英语词典包含2567994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。