nonchemical
adjective (also non-chemical) uk/ˌnɒnˈkem.ɪ.kəl/ us/ˌnɑːnˈkem.ɪ.kəl/
非化学的
not involving chemicals or chemistry
There are several nonchemical remedies which can help you to get a good night's sleep.
The company has developed a range of non-chemical weed-killers. 该公司已经开发了一系列非化学除草剂。
- More examples
- They have tried various nonchemical methods for getting rid of the slugs in their garden.
- I applied a non-chemical treatment to the lawn.
- I am trying to use non-chemical treatments to manage my skin condition.
- Traditional Chinese medicine uses non-chemical treatments such as massage and acupuncture.