Electrical signals make the fibre vibrate to produce a sound (although rather quietly, so you must listen to it closely).
这种纤维在接收到电子信号后，会振动产生一种声音(但很细微，需要凑近聆听)。
Electrical signals will make the fibres vibrate to produce a sound (although rather quietly, so you must listen to them closely).
电子信号通过刺激此类纤维振动来发声(你必须竖起耳朵仔细地听，因为声音并不是很大)。
Micro vibrational targets, such as living things, are vibrate with certain frequencies and micro amplitudes, which module the echo as micro Doppler signals.
生命体等摄动目标以一定频率、较小幅度振动，其回波具有微多谱勒特征。
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