pin khô

Một người đàn ông thay pin khô trong chiếc đèn bấm của mình.

Definition

1. Noun:
   • Dry cell: A type of electrical battery that uses a paste-like electrolyte, making it non-spillable and portable. It is the common, single-use battery found in many household devices like flashlights, remote controls, and toys.

Usage Examples

• Noun:
  • Đèn pin này dùng hai cục pin khô. (This flashlight uses two dry cells.)
  • Pin khô hết thì thay cục mới. (When the dry cell is dead, replace it with a new one.)
  • Vứt pin khô đã dùng hết vào thùng rác đúng quy định. (Dispose of used-up dry cells in the designated waste bin.)

Advanced Usage

• The term "pin khô" specifically distinguishes common paste-electrolyte batteries from "pin ướt" (wet cell) or rechargeable batteries, emphasizing their sealed, dry, and safe-to-handle nature.

Variants and Related Words

• Pin (n): A general term for battery or cell.
  • Pin điện thoại sắp hết. (The phone battery is running low.)
• Pin tiểu / Pin AA (n): AA battery, a common size of dry cell.
  • Con chuột không dây cần một pin tiểu. (The wireless mouse needs one AA battery.)
• Pin con thỏ / Pin D (n): D battery, a larger size of dry cell.

Synonyms

• Dry-cell battery: The direct technical synonym.
• Primary battery: A technical term emphasizing it is a single-use, non-rechargeable battery.

Related Terms

• Cực pin (n): Battery terminal (positive or negative).
  • Lắp pin đúng chiều cực. (Insert the battery with the correct terminal alignment.)
• Hết pin (adj/phrase): To be out of battery, dead.
  • Đồ chơi hết pin rồi. (The toy is out of batteries.)