英语词汇“Echo”的读音、翻译、释义、用法及例句-语文网

词汇	Echo
释义	Echo 回波，回音一种波动现象，当一个原始的振动波发生後，其波动即向四面扩散，碰到有障碍物即被反射同来，产生回波或回音，同被传播时慢慢的被衰减，故其波幅均较原始波小，而其时间相位也较原始波动延缓。
随便看	twofold two for a penny two-gap head two-handed two-input adder two-input subtracter two-key rollover two-level address two-level addressing two-level encoding microinstruction two level grammar two level microprogram control two-level subroutine two-line whip two-man two-master two-name paper two-one two-out-of-five code Two-Pass Assembler two pence twopence twopence piece twopenny twopenny-halfpenny

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