unmixv.(使)不混合(使)无法混合.
UNabbr.(=United Nations) 联合国pron.<口>人,事物,家伙,东西
unbalanced pricing
unpatented process
unpiloted aircraft
unvariable expenes
unmortgaged estate
undisturbed stream未扰动流
unenthusiasticallyadv.不热心地;不关心地;冷淡地
undulatory control
uncompensated pump
unemployment ratio