"But LJ wasn't calling for help, he was pressing the photo button on his cell phone."

但是LJ并不是在打电话求救，他是按下了他手机上的拍摄按钮。

youdao

Farmers in both East and West Africa can click a button on their cell phone to check prices on dozens of crops.

东非和西非农民只需在手机上按下一键钮，就可查看几十种作物的价格。

youdao

Hold your cell phone about a foot from your car door and have the person at your home press the unlock button, holding it near the mobile phone on their end. Your car will unlock.

把你的手机拿到离你的车门约一英尺远，并让家里那个人在那一端把备用钥匙靠近手机，并按下解锁键，你的车将解锁。

youdao

As soon as she pressed the End button on her cell phone it rang again.

NPR: In 'Challenger Park,' Mom Is an Astronaut

The possible health risk of cell phone radiation is a hot-button topic for many people, and this controversy is definitely not just about science.

CNN: STORY HIGHLIGHTS

But in 2012, at a time when anyone with a cell phone can spread offensive views around the world with the click of a button, the notion that we can control the flow of information is obsolete.

WHITEHOUSE: Remarks by the President to the UN General Assembly