1.  deposition
2.  sedimentation

• 1. 沉积: deposition
• 2. 沉积物: sediment | deposit
• 3. 沉积学: sedimentology

更多释义

• 1.沙经沉积固结形成沙岩。
  Sand was deposited which hardened into sandstone.
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• 2.介质沉积在滤嘴元件之间的空隙内。
  The media is deposited into the spaces between the filter components.
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• 3.河口沉积了淤泥。
  The river deposited silt at its mouth.
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