单词	an esteemed favor
释义	an esteemed favor 美订购信
随便看	frequency-independent antenna frequency independent fitness frequency-independent fitness frequency independent selection frequency-independent selection frequency index Frequency Index File frequency indicating device frequency-indicating device frequency indicating meter frequency indication frequency indicator frequency indirect comparison frequency induction cladding frequency induction furnace frequency induction motor frequency in eachsection frequency infidelity of bi-linear transform frequency influence frequency information frequency infrared c-s analytical instrument frequency in sampling Frequency insect-killer lamp Frequency insect-kiUer lamp frequency instability