decayings

The charge in this battery is decaying slowly, so the flashlight is getting dimmer.

用法提示：decaying 与 is 构成现在进行时，表示电量逐渐减少。

After the circuit is opened, the current starts decaying until it reaches zero.

用法提示：starts decaying 中 decaying 是动名词，作 starts 的宾语，表示电流逐渐减小。

The magnetic flux inside the coil keeps decaying even after the switch is turned off.

用法提示：keeps decaying 中 decaying 是动名词，作 keeps 的宾语，表示磁通量持续衰减。