biến chất means "deteriorate" (verb). to change in nature and become worse.
How is biến chất pronounced?
biến chất has 2 syllables: biến: sắc (high rising) · chất: sắc (high rising). You can also listen to it on this page in both Northern and Southern accents.
How common is biến chất in Vietnamese?
biến chất is among the 8,000 most-used Vietnamese words, CEFR level C1.
How is biến chất used in a sentence?
For example: Thức ăn để lâu sẽ biến chất. (Food deteriorates if left for too long.); Sữa bị biến chất không nên uống. (Spoiled milk cannot be drunk.).
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