1. The dish was perched precariously on the bank of the canal, but it suddenly overbalanced and slid back into the water.
    馅饼盘悬悬乎乎地停靠天河岸边，但它突然失去了平衡，滑回水中。

2. The dish was perched precariously on the bank of the canal, but it suddenly overbalanced and slid back into the water.
    馅饼盘悬悬乎乎地停靠天河岸边，但它突然失去了平衡，滑回水中。

3. For one agonizing moment, the dish was perched precariously on the bank of the canal,
    在令人忐忑不安的瞬间，盘子晃晃悠悠地上了岸，