英语词汇“foundation stone of a stair-case”的翻译、意思、用法、释义-英汉汉英词典

单词	foundation stone of a stair-case
释义	英華字典資料庫同義詞☞ruga
随便看	beam-to-beam weld beam trace beam transmission beam transmission link beam transmissometer beam transmitter beam transport beam trap beam--trap beam trawl beam trawler beam trawl; frame trawl beam tree beam-tree beamtree beam tube beam tube parameter beamud beam-- unchopped beam uniformity beam up be amused at ... be amused by ... beam-utilization beam-utilization factor