单词	echo power
释义	echo power [电] 回波功率
随便看	Union Territories union territory union theorem union thimble union three-way cock union three way cock union towel uniontown Uniontown method union track union tracker union transportation economics union-tribune union trust union twist yarn union type union unt Union Vale Unionvale Union Valley Res. union valve unionville union wage union wages unionwide 人无刚骨. 安身不牢。人无刚骨，安身不牢。人无利己，谁肯早起？人无前后眼人无前后眼，祸害一千年人无十全，事无尽美人无十足，裙无十幅人无千日好，花无百日红。人无千日好，花有几时红人无千日计，老至一场空 47194 47195 47196 47197 47198 47199 47200 47201 47202 47203