1. The old factory has been retrofitted with new machinery to improve efficiency.
這個(gè)舊工廠經(jīng)過(guò)改造安裝了新設(shè)備,以提高效率。
2. The apartment building was retrofited with solar panels to reduce energy consumption.
這座公寓樓安裝了太陽(yáng)能板進(jìn)行改造,以降低能源消耗。