修理屋顶的大部分费用是人工费，而不是材料费。

Most of the cost of repairing the roof was for the ___labour, not the materials.

这座古代纪念碑的建造耗费了大量的人力劳动。

The construction of the ancient monument involved immense amounts of manual ___labour.

许多志愿者贡献了他们的时间和劳力，帮助清理风暴过后的公园。

Many volunteers provided their time and ___labour to help clean up the park after the storm.