mạt giũa
Definition
- Noun:
- Metal filings or shavings: Fine particles or small, thin pieces of metal removed by a file or produced by grinding or friction.
- Sawdust (specifically from metal): Similar to wood sawdust, but referring to the waste material from filing or abrading metal.
Usage Examples
- Noun:
- Công nhân thu gom mạt giũa sau khi mài chi tiết máy. (The worker collects the metal filings after grinding the machine part.)
- Hãy cẩn thận, sàn nhà xưởng có nhiều mạt giũa sắc. (Be careful, the workshop floor has a lot of sharp metal shavings.)
Advanced Usage
- The term is technical and primarily used in industrial, mechanical, or crafting contexts (e.g., metalworking, machining). It specifies the waste material from metal, distinguishing it from wood shavings () or dust from other materials.
Variants and Related Words
- Mạt cưa (n): Sawdust (specifically from wood).
- Mạt sắt (n): Iron filings (a more specific type of ).
- Phoi bào (n): Wood shavings (from planing).
- Phoi kim loại (n): Metal chips or turnings (often larger than ).
Synonyms
- Filings: Small particles rubbed off by a file.
- Metal shavings: Thin strips or particles of metal.
- Grinding dust: Fine particulate waste from grinding.
Notes on Usage
- "Mạt giũa" is a compound noun. The core meaning resides in the combination. generally means fine particles or dust. means file (the tool). Therefore, the word literally means "dust from a file."
- It is not a commonly used word in everyday conversation. Its use is almost exclusively confined to technical descriptions in workshops, factories, or related manuals.