lọc trong
Definition
- Verb phrase:
- To clarify / to purify: The process of making a liquid clear and free from impurities or suspended particles. It specifically refers to the final stage of purification where the liquid becomes transparent.
- To filter clear: To separate and remove fine, cloudy substances from a liquid, resulting in a clear output.
Usage Examples
- Verb phrase:
- Họ dùng cát để lọc trong nước giếng. (They use sand to clarify the well water.)
- Sau khi lắng cặn, công đoạn tiếp theo là lọc trong. (After sedimentation, the next step is to filter it clear.)
- Nước sau khi lọc trong có thể uống được. (The water, once clarified, is drinkable.)
Advanced Usage
- Technical/Process Usage: In industrial or chemical contexts, "lọc trong" describes a specific purification stage in processes like water treatment, beverage production, or chemical manufacturing.
- Nhà máy có hệ thống lọc trong hiện đại. (The factory has a modern clarification system.)
Variants and Related Words
Lọc (v): to filter. This is the general term.
- Lọc cà phê. (To filter coffee.)
Làm trong (v): to clear, to make clear. A near-synonymous phrase.
- Chất này dùng để làm trong nước hồ bơi. (This substance is used to clear the pool water.)
Synonyms
- Clarify: to make a liquid clear by removing impurities.
- Purify: to remove contaminants from a substance.
- Filter: to pass a liquid through a medium to remove solid particles.
Related Idioms
- Lọc lừa: to swindle, to deceive (figurative use from "lọc," meaning to sift, implying picking out victims). This is distinct from "lọc trong."
- Kẻ đó chuyên đi lọc lừa người già. (That person specializes in swindling the elderly.)