律师在回答问题时用了模棱两可的说法，以避免承担法律责任。

The lawyer used ___hedging phrases when answering questions to avoid legal liability.

农民种植多种作物来对冲单一作物价格波动的风险。

Farmers grow multiple crops for ___hedging against price fluctuations of a single crop.

他们正在修剪树篱以分隔前院和后院。

They are ___hedging the shrubs to separate the front yard from the backyard.