到怎样的程度，“它”才可以起到训练人们沟通技能的作用？

To what extent is it possible to train people in interpersonal skills?

youdao

到怎样的程度，“它”才可以起到训练人们沟通技能的作用？

To what extent is it possible to train people in interpersonal skills?

youdao