不断上涨的生产成本显著侵蚀了我们的利润率。

Increasing production costs have significantly eroded our profit ___margin.

在这个竞争激烈的市场中，公司的利润空间非常微薄。

The company operates on very thin ___margins in this highly competitive market.

健康的利润对于任何企业进行再投资和发展都至关重要。

A healthy ___margin is essential for any business to reinvest and grow.