The picture on the right shows its size against a thumb.

右边图片将它的大小和一个拇指进行了对比。

youdao

But they also have a thumb on each foot instead of a big toe.

但它们的每只脚上都有一个拇指，而不是一个大脚趾。

youdao

They also have a thumb on each foot instead of a big toe.

它们的每只脚上都有一个拇指，而不是大脚趾。

youdao

A person with a green thumb seems to have a magic touch that makes plants grow quickly and well.

VOA: special.2010.05.23

Haze opened the door and released the thumb and then slammed the door again."A howl arose that would rend almost any heart."

海斯把门打开，让他把拇指抽回去，之后又,砰地把门关上了，撕心裂肺的嚎叫声“

耶鲁公开课 - 1945年后的美国小说课程节选

People differ to the extent it will hurt them to watch me slam my thumb with a hammer.

不同的人看到我用锤子打拇指,会感受到不同程度的痛苦。

耶鲁公开课 - 心理学导论课程节选

The accused denied that he had shown businessman John Glen a thumb on 20 April 2011.

BBC: Lynda Spence trial: Murder claims 'monstrous lies'

Startup Fitbit makes a thumb-size, accelerometer- equipped device that tracks users' steps, sleep and calories burned.

FORBES: Magazine Article

The Thrive has a USB port so you can plug in a thumb drive.

FORBES: Toshiba Introduces The Anti iPad