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Definitions3 characters
shi2 ming2 zhi4
system for identifying users (on a rail network, the Internet etc)
Usage•••frequent
Pronunciations

As word

1
shi2
system for identifying users (on a rail network, the Internet etc)
2
ming2
system for identifying users (on a rail network, the Internet etc)
3
zhi4
system for identifying users (on a rail network, the Internet etc)