沉降

矿业

[ noun ]
a gradual sinking to a lower level
<noun.event>

Subside \Sub*side"\, v. i. [imp. & p. p. {Subsided}; p. pr. &
vb. n. {Subsiding}.] [L. subsidere; sub under, below + sidere
to sit down, to settle; akin to sedere to sit, E. sit. See
{Sit}.]
1. To sink or fall to the bottom; to settle, as lees.

2. To tend downward; to become lower; to descend; to sink.
``Heaven's subsiding hill.'' --Dryden.

3. To fall into a state of quiet; to cease to rage; to be
calmed; to settle down; to become tranquil; to abate; as,
the sea subsides; the tumults of war will subside; the
fever has subsided. ``In cases of danger, pride and envy
naturally subside.'' --C. Middleton.

Syn: See {Abate}.