Definition

1. Noun:
   • A spotlight: A lamp that projects a strong, focused beam of light onto a specific area or object, often used in theaters, for outdoor illumination, or for decorative purposes.
   • A floodlight: A broad-beamed, high-intensity light used to illuminate large outdoor areas such as sports fields, building facades, or parking lots.

Usage Examples

• Noun:
  • Sân khấu được chiếu sáng bởi những chiếc đèn rọi mạnh mẽ. (The stage is illuminated by powerful spotlights.)
  • Họ lắp đèn rọi ở sân sau để an ninh. (They installed floodlights in the backyard for security.)
  • Đèn rọi trong viện bảo tàng làm nổi bật bức tượng. (The spotlight in the museum highlights the statue.)

Advanced Usage

• "đèn rọi âm trần": recessed spotlight or downlight.

  • Phòng khách hiện đại thường lắp đèn rọi âm trần. (Modern living rooms often have recessed downlights.)

• "đèn rọi ray": track spotlight.

  • Đèn rọi ray cho phép điều chỉnh hướng chiếu sáng linh hoạt. (Track spotlights allow for flexible adjustment of the lighting direction.)

Variants and Related Words

• Đèn pha (n): headlight (of a vehicle) or searchlight. A very powerful, long-range light.

  • Đèn pha ô tô chiếu sáng đường vào ban đêm. (Car headlights illuminate the road at night.)

• Đèn pin (n): flashlight. A portable, handheld electric light.

  • Anh ấy dùng đèn pin để tìm đường trong bóng tối. (He used a flashlight to find his way in the dark.)

Synonyms

• Spotlight: A lamp that directs a concentrated beam of light.
• Floodlight: A large lamp used for illuminating extensive areas.
• Searchlight: A powerful light that can project a beam over a long distance.

Related Idioms

Note: The word "đèn rọi" itself is not commonly used in idiomatic expressions. Its usage is primarily technical or descriptive.