v. satisfy (thirst)
v. electronics: suppress (sparking) when the current is cut off in an inductive circuit, or suppress (an oscillation or discharge) in a component or device
v. reduce the degree of (luminescence or phosphorescence) in (excited molecules or a material) by adding a suitable substance
vt. 熄灭, 结束, 使冷却, 将...淬火
vi. 熄灭, 平息