Definition: machines, often large machines Level: C1
这家工厂投资购买了新的工业机械。
The factory invested in new industrial ___machinery.
重型机械对于大型建筑项目至关重要。
Heavy ___machinery is essential for large-scale construction projects.
现代化的农业机械极大地提高了耕作效率。
Modern agricultural ___machinery has dramatically increased farming efficiency.
