“single-flight stairs”的概念、定义、翻译、参考文献-科学参考

单词	single-flight stairs
释义	single-flight stairs 单跑楼梯
随便看	feed dial feed disk feed dispenser feed distribution pump feed distribution system feed distributor feed ditch feed dog feed door feed drive gearing feed drum feed efficiency feed elevator feed end feed engagement feeder feeder antenna feeder assembly feeder beach feeder boot feeder bowl feeder box feeder-breaker feeder brush feeder bus-bar

科学参考收录了1248194条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。