off-the-grid
adjective, adverb uk/ˌɒf.ðəˈɡrɪd/ us/ˌɑːf.ðəˈɡrɪd/ (also off-grid, uk/ɒfˈɡrɪd/ us/ɑːf-/)
不和主电网接通的
not connected to the main electricity grid (= system of connected wires and power stations)
Solar power is useful in off-the-grid areas. 太阳能在主电网不接通的地区很有用。
不和（电、水等）公共设施接通，自备电力的水源的
not connected to any of the main utilities (= electricity, water, etc.) and having your own power and water supply
We're interested in independent self-sufficient living, off-the-grid. 我们对自给自足、水电自理的独立生活感兴趣。