Definitions

1. Verb:
   • To absorb: The process by which one substance takes in or soaks up another substance, energy, or particles. This is the primary and most common meaning, especially in scientific contexts.
   • To attract and take in: Can describe the action of drawing something in, such as a sponge absorbing liquid or a material absorbing light.

Usage Examples

• Verb:
  • Lá cây hút thu khí carbon dioxide và nhả ra khí oxy. (Leaves absorb carbon dioxide and release oxygen.)
  • Vật liệu này hút thu âm thanh rất tốt, giúp giảm tiếng ồn trong phòng. (This material absorbs sound very well, helping to reduce noise in the room.)
  • Da có khả năng hút thu một số loại dưỡng chất. (The skin has the ability to absorb certain types of nutrients.)

Advanced Usage

• Technical/Scientific Context: Used predominantly in physics, chemistry, biology, and environmental science to describe processes like the absorption of light, heat, or chemicals.
  • Sự hút thu năng lượng mặt trời của các tấm pin quang điện. (The absorption of solar energy by photovoltaic panels.)

Variants and Related Words

• Sự hút thu (n): Absorption. The noun form describing the process or phenomenon.
  • Sự hút thu chất dinh dưỡng ở ruột non. (The absorption of nutrients in the small intestine.)
• Chất hút thu (n): Absorbent. A substance that absorbs.
  • Bông gòn là một chất hút thu chất lỏng hiệu quả. (Cotton wool is an effective liquid absorbent.)
• Khả năng hút thu (n): Absorptivity/Absorption capacity.
  • Khả năng hút thu nước của loại đất này rất thấp. (The water absorption capacity of this soil is very low.)

Synonyms

• Hấp thụ: To absorb, to assimilate. Often used interchangeably with "hút thu," though "hấp thụ" can have a broader biological connotation (e.g., nutrient assimilation).
• Thấm hút: To soak up, to imbibe. Emphasizes the gradual penetration of a liquid.

Related Phrases/Idioms

Note: "Hút thu" is a technical term and is not commonly used in idiomatic expressions. The related phrases below use the noun form "sự hút thu." - Hệ số hút thu: Absorption coefficient (a scientific term). - Hệ số hút thu của vật liệu này được ghi trong bảng thông số. (The absorption coefficient of this material is recorded in the specification table.)