这款车的DVD播放机的安装只应执行或由专业监督。
The installation of this Car DVD Player should only be performed or supervised by a professional.
如果对过敏测试结果有任何的怀疑，可以要求在专业的医疗监督下进行口服食物激发试验。
If there is any doubt of the allergy diagnosis, an oral food challenge should be performed under supervision of a qualified medical professional.
但是如果任何人声称自己在从事科学，他或者她就要按照学术规范来做事，并随时准备被其他科学家以专业的方式进行监督。
But if one claims to be doing science, he or she must do things with academic discipline and be ready to be monitored by any other scientist in a professional way.
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