1、When Winston is four years old, the foster family must return it to the training center.
溫斯頓四歲的時候，寄養(yǎng)家庭必須把它送回培訓中心。

2、We need to foster family harmony and support the underprivileged.
我們要建立和諧家庭，支援弱勢社群；

3、Luo's foster family agreed to cooperate to look for Luo's birth parents.
收養(yǎng)羅的家庭同意協(xié)助找羅的親生父母。

foster family翻譯