adj.
1.
ADJ-GRADED
(尤指录音或广播)吱吱啦啦的 Something that is crackly, especially a recording or broadcast, has or makes a lot of short, harsh noises.
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...the crackly sound of a wind-up gramophone.
装有发条的留声机发出的吱啦声
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...a crackly phone line.
沙沙作响的电话线
