HSK 7-9
取而代之
qǔ’érdàizhī(idiom) to replace; to supersede; to take its (or her etc) place
旧设备坏了，新机器取而代之。
Jiù shèbèi huài le, xīn jīqì qǔ'érdàizhī.
The old equipment broke down, and a new machine replaced it.
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Appears across levels (7-9) in the HSK 3.0 word list.