However, having just left the comfort of home and all your friends behind, the prospect of meeting strangers in classrooms and dormitories can be worrying.

然而，刚离开舒适的家和所有的朋友，你在教室和宿舍遇到陌生人的情景可能会令人担忧。

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In a word, to solve all the problems of the left-behind children needs the government, families and schools to try their best together.

总之，解决所有留守儿童的问题需要政府、家庭和学校一起努力。

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"If it had not been for them, I would not be here today," Wilson says the dedication of the Japanese American soldiers was all the more remarkable given the fact that they had left behind their families in internment camps where the U.S.government had placed them out of fear that they might help Japan.

VOA: standard.2009.11.04

But at one time or another, we have all been left behind while the one we love has gone off to train for battle, or keep the peace, or wage war.

NPR: Waiting and Dreading: Families in War Time

But have we actually left all of it behind?

FORBES: Can You Spot These Mad Men Behaviors In Your Office?

Bono, who spent decades in the entertainment industry and gained fame as half of the popular singing duo Sonny and Cher, left it all behind in the late 1970s to start a restaurant in Palm Springs.

CNN: AllPolitics