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通信密度
tōngxìnmìdù
1. communications density

Character Breakdown

通
tōng
to pass through, to open, to connect; to communicate; common
HSK 4 10 丶
信
xìn
to trust, to believe; letter, sign
HSK 3 9 丶
密
mì
secret, confidential; intimate, close; dense, thick
HSK 4 11 丶
度
dù
degree, system; manner; to consider
HSK 4 9 丶

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