She had committed suicide by hanging herself from a beam.

她悬梁自尽了。

《牛津词典》

She had committed suicide by hanging herself.

她上吊自杀了。

youdao

A girl committed suicide after continued cyber-bullying and harassments.

一个女孩在持续遭到网络欺凌和骚扰后自杀。

youdao

One belief is that it started when an English stableman committed suicide by hanging himself while standing on a pail,or bucket.

VOA: special.2011.06.05

Strange to say, too, that night we crossed the ferry with Bull Lee a girl committed suicide off the deck either just before or just after us. We saw it in the paper the next day.

还有件很奇怪的事儿，我们和布尔·李渡过渡口的那天晚上,一个姑娘从船上跳水自杀了，大概不是在我们渡河之前,就是以后，第二天我们从报纸上看到了这个消息。

耶鲁公开课 - 1945年后的美国小说课程节选

South Korean farmers have held occasionally violent demonstrations over the years, and several farmers have committed suicide to protest the agreement.

VOA: standard.2009.04.22

There were losses there, too: Manuel committed suicide in 1986, and Danko passed away in 1999.

CNN: Levon Helm, co-founder of The Band, dead at 71

On Thursday, Beijing police issued a statement saying that Yuan Liya had committed suicide.

BBC: China

Last month, a woman of 28 committed suicide after discovering she was HIV positive.

CNN: On the Road Back