If the cup plug is missing, the park pawl anchor shaft can move out of position under certain conditions.

如果该杯状固定塞脱落，驻车止动爪定位销可能在特定情况下滑移出正常位置。

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The Jamaican team seemed to show no concern that regular anchor Asafa Powell was missing through injury, as they eased up through the gears and ensured some perfect baton changes to keep in their destiny in their own hands.

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