n. the quality of being unsteady and subject to changes
词态变化
复数形式:fluctuations
常见例句
1
something that steadies the mind or feelings n a resistor inserted into a circuit to compensate for changes (as those arising from temperature fluctuations) n an electrical device for starting and regulating fluorescent and discharge lamps v make steady with a ballast
2
n a resistor inserted into a circuit to compensate for changes (as those arising from temperature fluctuations)
3
(neurophysiology) rapid fluctuations of voltage between parts of the cerebral cortex that are detectable with an electroencephalograph
4
(neurophysiology) rapid fluctuations of voltage between parts of the cerebral cortex that are detectable with an electroencephalograph n
5
v be in motion due to some air or water current v wander from a direct course or at random v move about aimlessly or without any destination, often in search of food or employment v vary or move from a fixed point or course v live unhurriedly, irresponsibly, or freely v move in an unhurried fashion v cause to be carried by a current v drive slowly and far afield for grazing v be subject to fluctuation v be piled up in banks or heaps by the force of wind or a current
