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单词	sylphon
释义	sylphon noun syl·​phon ˈsilˌfän plural sylphons : a thin-walled tubular bellows used in temperature and pressure regulators, bellows seals, and expansion joints In between, a maze of valves, venturis (short tubes with constricted throats), and sylphons (pleated metal bellows) interacted with one another, maintaining conditions inside the airplane as outside pressure varied. Nick D'Alto, Air & Space Smithsonian, September 2000 —formerly a U.S. registered trademark
随便看	R and B R and C R and CC R and D R and L R and R R and W R factor R month R salt R star r unit r's r-color r-colored r-less r-meter R-rated R-value ra ra (eche ra (sandoval) ra (y al ra ad as ra bel

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。