like: tạp âm
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Composite Words Listening Comprehension Oxford Topics Duolingo Topics 315 Activities
BEGINNER LEVEL
exact:
VNEN 
tạp âm * ☊ 
parasitic noise, interference, atmospherics * ☊
[ tạp ] : miscellaneous, various
[ âm ] : (1) sound; (2) lunar; (3) Yin, female, negative, minus; (4) reading (of a Chinese character)