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Definitions4 characters
ren2 ji1 gong1 cheng2
ergonomics/man-machine engineering
Usage•••frequent
Pronunciations

As word

1
ren2
ergonomics/man-machine engineering
2
ji1
ergonomics/man-machine engineering
3
gong1
ergonomics/man-machine engineering
4
cheng2
ergonomics/man-machine engineering