She telephoned her best friend to vent her frustration.

她打电话给自己最好的朋友来发泄她的沮丧。

《柯林斯英汉双解大词典》

Children normally desire to vent aggressive impulses on other people, including their parents, because even the most attentive parents cannot gratify all of their demands immediately.

孩子们通常想要向其他人，包括他们的父母，发泄攻击性的冲动，因为即使是最细心的父母也不能立即满足他们所有的要求。

youdao

Do say, "Do you just need to vent?"

要说：“您需要倾诉一下么？”

youdao

Conservatives around the country have seized on the forums as an opportunity to vent about a number of social concerns.

VOA: standard.2009.08.17

Payne said technicians found that seals on the hydrogen vent lines were out of alignment and they installed new ones to fix the leaks.

VOA: standard.2009.06.16

The disruption prompted angry BlackBerry users to vent their frustrations on social networking sites like Twitter.

FORBES: BlackBerry Service Restored As RIM Co-CEOs Vow To Do Better

As it stands now, the new order gives Gilliam much more room to vent.

FORBES: Informer

For others, it is a chance to vent against New South Wales and Sydney.

BBC: State of Origin