If yes, it must be replaced by a new one.

如果是的话，必须换一台新的了。

youdao

If the ball is moved, it must be replaced.

如果球已被移动，则须被重置。

youdao

If a weld or the pipe itself is faulty, it must be replaced or repaired.

若焊缝或管子本身不合格，必须更换管子或修理。

youdao

Sovereign bond haircuts, defaults by any other name, will slash bank solvency and it must be replaced somehow.

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While it is vital to recognize that the failed two-state solution must be abandoned, it is equally important that it not be replaced with another failed proposition.

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"It does not indicate a bridge is dangerous or that that bridge must be replaced, " he said.

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