To fall or go downward; fall to the bottom; descend lower and lower.

落；沉。

To decline gradually, as in strength.

力竭；衰微；(如气功)衰弱。

Hence, to degenerate.

堕落。

To become depressed or hollow: often said of the cheeks.

凹入；陷下(常指两颊而言)。

To enter deeply.

深入；深印。

To subside.

陷落；降落。

To incline downward.

倾斜。

To cause to go to the bottom.

使下沉。

To make by digging downward.

下掘；开凿。

To place in the excavation made.

置于穴中。

To lower in value or amount.

减低(价值或数量)。

To reduce or extinguish by payment.

减债；清偿。

To degrade; debase.

堕落；贬损。

A kind of basin, as in a kitchen, with a drain to carry off dirty or superfluous water.

(厨房中之)水槽。

Any slight depression of the land, esp. one that has no water outlet, or an underground one.

【地】(地面之)陷穴；无水流出口之洼地。

Place of vice and corruption.

藏污纳垢之所。

Natural disposal of particles in the atmosphere.

(粒子再阿气中的)自然排列。