efforts例句
Global ecological
efforts can easily be at odds with local ecologies.
全球性生态保护工作很可能会和地方生态系统存在矛盾。
The company has made heroic
efforts at cost reduction.
公司在降低成本方面付出了艰苦卓绝的努力。
Elaborate
efforts were made to reconstruct what had happened.
为重现当时的情景，他们做了大量细致的工作。