máy dò
Definition
- Noun:
- Detector: A device or instrument used to discover the presence, location, or nature of something, often by sensing signals, substances, or objects that are not easily perceived.
- Finder: A tool designed to locate a specific target or item.
- Probe: An instrument, often scientific or technical, used to explore, examine, or search for something.
Usage Examples
- Noun:
- Cảnh sát sử dụng máy dò kim loại để tìm vũ khí. (The police use a metal detector to find weapons.)
- Máy dò khí gas là thiết bị an toàn quan trọng trong nhà bếp. (A gas detector is an important safety device in the kitchen.)
- Thợ săn kho báu dùng máy dò vàng để tìm cổ vật. (Treasure hunters use a gold finder to look for artifacts.)
Advanced Usage
- "máy dò tìm": This compound emphasizes the "searching" function, often translatable as "locator" or "search device."
- Họ dùng máy dò tìm cá để xác định vị trí đàn cá. (They use a fish locator to determine the position of the school of fish.)
- "máy dò sóng": A wave detector or wave sensing device.
- Máy dò sóng radio giúp thu tín hiệu từ xa. (A radio wave detector helps receive signals from afar.)
Variants and Related Words
- Máy dò kim loại (n): Metal detector.
- Máy dò mìn (n): Mine detector.
- Máy dò xạ (n): Radiation detector, Geiger counter.
- Máy dò độ sâu (n): Depth finder, echo sounder (related to the nautical context of "asdic").
Synonyms
- Detector: The most general and common equivalent.
- Sensor: Emphasizes the component that detects changes.
- Locator: Emphasizes the function of finding position.
Technical & Specific Contexts
- In nautical/military contexts: As referenced, "máy dò" can correspond to sonar (Sound Navigation and Ranging) or the historical term ASDIC (Anti-Submarine Detection Investigation Committee), used for detecting submarines underwater.
- Tàu ngầm sử dụng máy dò (sonar) để định vị. (The submarine uses sonar to navigate.)