toe trench of levee

例句：

1. 1.The engineer carefully excavated the toe trench of the levee to ensure proper drainage.
   工程师仔细挖掘了堤防的趾部，以确保排水畅通。
2. 2. During construction, it's important to pay attention to the toe trench of the levee to prevent any potential issues.
   在建设过程中，注意堤防的趾部以防止潜在问题的出现。
3. 3. The toe trench of the levee is crucial for maintaining water levels and preventing flooding during high tides.
   堤防的趾部对于维持水位和防止涨潮期间洪水泛滥至关重要。