Definition

1. Noun:
   • Plain: A large area of flat or gently rolling land with few trees, typically at a low elevation. It is a fundamental geographical and geological term.
   • Delta: A specific type of plain formed at the mouth of a river where sediment is deposited, often triangular in shape. This meaning is frequently implied in the Vietnamese context due to the country's geography.

Usage Examples

• Noun:
  • Đồng bằng sông Cửu Long là vựa lúa của Việt Nam. (The Mekong Delta is the rice bowl of Vietnam.)
  • Thành phố nằm trên một đồng bằng rộng lớn. (The city is located on a vast plain.)
  • Đồng bằng thường có đất đai màu mỡ. (Plains often have fertile soil.)

Advanced Usage

• "đồng bằng châu thổ": river delta. This compound term specifies a plain formed by river sedimentation.

  • Đồng bằng châu thổ sông Hồng rất trù phú. (The Red River Delta is very fertile.)

• "đồng bằng duyên hải": coastal plain.

  • Đồng bằng duyên hải miền Trung hẹp. (The coastal plains of Central Vietnam are narrow.)

Variants and Related Words

• Bình nguyên (n): A synonym for "plain," often used in more formal or literary contexts.

  • Những bình nguyên bát ngát. (The vast plains.)

• Châu thổ (n): Delta. Often used in combination with "đồng bằng."

  • châu thổ sông Nile (the Nile delta)

Synonyms

• Plain: A broad area of relatively flat land.
• Lowland: Land that is low in relation to the surrounding country.
• Flatland: An area of land that is mostly flat.
• Delta: A landform at the mouth of a river.

Related Terms (Not Idioms)

• Đồi: hill.

  • Vùng đất chuyển tiếp từ đồi xuống đồng bằng. (The land transitions from hills to the plain.)

• Cao nguyên: plateau.

  • Cao nguyên đá vôi khác với đồng bằng. (A limestone plateau is different from a plain.)

• Phù sa: alluvium (the sediment that forms plains and deltas).

  • Đồng bằng được bồi đắp bởi phù sa. (The plain is built up by alluvium.)