like: độc khí
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Composite Words Listening Comprehension Oxford Topics Duolingo Topics 315 Activities
BEGINNER LEVEL
exact:
VNEN 
độc khí * ☊ 
impure air * ☊
[ độc ] : (1) alone, solitary; (2) toxic, poison; poisonous, harmful, injurious
[ khí ] : air; instrument, utensil, vessel
[ độc ] : poisonous
[ khí ] : gas