Translation of "practical experience" into Chinese

The revision became necessary in light of practical experiences and changes at the international level.

鉴于实践经验以及国际一级的变化,这次修订很有必要。

Their practical experience of social work with families and children is greatly appreciated.

他们同家庭和儿童就社会工作的实际经验得到了极大的赞赏。