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Definitions4 characters
kai1 fa1 zhou1 qi1
development cycle/development period/also written and
Usage•••frequent
Pronunciations

As word

1
kai1
development cycle/development period/also written 開發週期|开发周期
2
fa1
development cycle/development period/also written 開發週期|开发周期
3
zhou1
development cycle/development period/also written 開發週期|开发周期
4
qi1
development cycle/development period/also written 開發週期|开发周期