a fixture for controlling the flow of a liquida mechanical engineer who designs industrial valves and stopcocks
a mechanical engineer who designs industrial valves and stopcocks
cock, faucet, gate, spigot, tap, valve
hydrant, spoutpetcock
in 1584
英语同义词词典收录了63618条英语词条，基本涵盖了全部常用同义词或反义词的辨析及翻译，是英语学习的有利工具。