因此，只要有可能，观察者必须对录音进行文字补充，对参与者的非言语行为和当时总的环境做些评论。

Where possible, therefore, the recording has to be supplemented by the observer's written comments on the non-verbal behaviour of the participants, and about the context in general.

youdao

因此，只要有可能，观察者必须对录音进行文字补充，对参与者的非言语行为和当时总的环境做些评论。

Where possible, therefore, the recording has to be supplemented by the observer's written comments on the non-verbal behaviour of the participants, and about the context in general.

youdao