一个老妇人步履蹒跚地走上楼梯。

One old woman walked with heavy foot up the stairs.

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那位老太太步履蹒跚地走下楼梯。

The old lady tottered down the stairs.

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那位老太太步履蹒跚地走下楼梯。

The old lady tottered down the stairs.

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