low and damp; low-lying and humid
Describes land or an environment that is low in elevation and moist. Often used in geographical or agricultural contexts.
See also: 高燥
This area has a lot of low-lying, damp land.
Because of the low humidity and dampness, crop growth is being affected.
Compound of 低 (low) and 湿 (damp, moisture). The exact historical derivation is uncertain, but the meaning is transparent from its components.