non-invasive
US /ˌnɑːn.ɪnˈveɪ.sɪv/
UK /ˌnɑːn.ɪnˈveɪ.sɪv/

1.
非侵入性
not involving the introduction of instruments or other objects into the body through the skin or a body opening
:
•
The doctor recommended a non-invasive procedure for the diagnosis.
医生建议采用非侵入性诊断方法。
•
Non-invasive treatments often have fewer side effects.
非侵入性治疗通常副作用较少。