英语词汇“R.F.D.”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	R.F.D.
释义	R.F.D. abbr. 〈美(=Rural Free Delivery)乡村免费邮递
随便看	alternating fluid hydraulics alternatingfluid hydraulics alternating flux alternating force alternating form alternating function alternating functions alternating geometric series alternating geyser alternating gradient alternating gradient accelerator alternating-gradient focusing alternating gradient focusing alternating gradient magnetometer (agm) alternating gradient synchrotron alternating-gradient synchrotron alternating graph alternating group alternating group fixed and flashing light alternating group-flashing light alternating group flashing light alternating-group flashing light alternating group occulting alternating-group occulting light alternating group occulting light smhc smhs smhy smjb smjk smjl smjm smjs smjt smjw センパイセンパイセンパクセンパクセンパツセンパツセンパツセンパンセンパンセンビ