Their invention connects to a backpack that can be carried on a person's back.

他们的发明物连到了一个可以背的背包上。

youdao

One thing that can hold joy back is a person's concentration on avoiding failure rather than their looking forward to doing something well.

有一件事会抑制快乐，那就是一个人专注于避免失败，而不是期待把事情做好。

youdao

No matter what a person's income bracket is, most can usually find a way to cut back on frivolous spending, just like a few frugal billionaires.

不论一个人的收入是多少，大多数人还是可以找到削减不必要开支的办法的，就像这些节约的亿万富翁一样。

youdao

"Commonly,it's a threat against their family back in their home country and it's used to put that person in a position where they feel compelled to provide labor or service in the United States."

VOA: standard.2010.05.24

And he's just a very like laid-back, cool, honest, good person.

他很随和，很酷，很诚实，是个不错的人。

介绍我的朋友 - SpeakingMax英语口语达人

While PostcardMania has a policy forbidding office gossip, Ms. Gendusa concedes there was at least one time when employees faulted a colleague behind this person's back for not contributing as much money to a charity as everyone else at the firm.

WSJ: When Girl Scout Cookies Create Turmoil

Call (and pay for that person's cab ride home, or drive that person's car home and then call yourself a cab back to the job or the party.) When a person is feeling low, a little kindness from someone who has just accused that person of carrying horrific germs should go a long way toward forgiveness.

CNN: Commentary: Etiquette and the flu

They made me realise that I was using drink for the wrong reasons and it goes back to you as a person, it's finding you.

BBC: Masked man near burning car, 2011