日积月累

rìjīyuèlěi

accumulate over a long period

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ri4 ji1 yue4 lei3

to accumulate over a long period of time

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日积月累

rì jī yuè lěi

days and months multiplying; accumulate day by day and month by month; accumulate over a long period; Days accumulate and months increase -- time passes.

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日積月累|日积月累 [rì jī yuè lěi] ► to accumulate over a long period of time