expedient

They found it expedient to negotiate with the terrorists.他们发现与恐怖分子谈判是权宜之计。

a politically expedient solution政治上的权宜之计

Do the right thing, not the expedient thing.做正确的事，而不是权宜之计的事。

The government chose short-term/temporary expedients instead of a real economic policy.政府选择了短期/暂时的应对之策，而不是实际的经济政策。

We can solve this problem by the simple expedient of taking out another loan.我们可通过申请另一笔贷款这一简单的应急办法来解决这个问题。