plant(同义词） vegetable precious(同义词）valuable dirty water (同义词）waste water 或：polluted water turn off(反义词组）turn on shop assistant(复数）shop assistants lorry（复数） lorries
plant同义词
plant(同义词） vegetable
precious(同义词）valuable
dirty water (同义词）waste water 或：polluted water
turn off(反义词组）turn on
shop assistant(复数）shop assistants
lorry（复数） lorries2019-08-20
