trở chua

trở chua

Trời nóng khiến sữa trong ly trở chua.

Definition
  1. Verb:
    • To turn sour / to become acidic: The primary meaning of "trở chua" refers to a liquid, especially a fermented beverage like wine or a food item, undergoing a chemical change that results in an unpleasantly sharp, acidic, or vinegary taste and smell.
    • To spoil (by souring): It describes the process where food or drink spoils specifically due to the development of excess acidity, often from unwanted fermentation or bacterial action.
Usage Examples
  • Verb:
    • Rượu vang này để lâu đã trở chua. (This wine has been left too long and has turned sour.)
    • Sữa có thể trở chua nếu không được bảo quản lạnh. (Milk can turn sour if not refrigerated.)
    • Nước mắm đôi khi trở chua khi tiếp xúc với không khí. (Fish sauce sometimes turns acidic when exposed to air.)
Advanced Usage
  • Figurative Use: In a figurative sense, "trở chua" can describe a situation, relationship, or mood that turns unpleasant, bitter, or acrimonious.
    • Cuộc đối thoại bắt đầu thân thiện nhưng nhanh chóng trở chua. (The dialogue started friendly but quickly turned sour.)
Variants and Related Words
  • Chua (adj): sour, acidic.
    • Quả xoài này rất chua. (This mango is very sour.)
  • Lên men (v): to ferment.
    • Bia được tạo ra thông qua quá trình lên men. (Beer is created through the process of fermentation.)
Synonyms
  • Sour: to become acidic or tart in taste.
  • Acidify: to make or become acid.
  • Turn: to change in nature or condition (e.g., the milk turned).
Related Idioms
  • Giọng nói trở chua: a voice that turns sharp or bitter, indicating irritation or sarcasm.
    • Nghe thấy tin đó, giọng ấy lập tức trở chua. (Upon hearing that news, her voice immediately turned sharp.)