单语范例（未经PONS编辑处理）
英语
- The raccoon's paws lack an opposable thumb and thus it does not have the agility of the hands of primates.en.wikipedia.org
- Pandas have broad, flat molars and an enlarged wrist bone -- which works like an opposable thumb -- to hold, crush and eat bamboo.www.citynews.ca
- His hands have a total of three digits, including an opposable thumb, though his other two non-pollical digits are much larger than those of the human.en.wikipedia.org
- Halfway along the edge of each wing is a hand with three human-sized fingers and an opposable thumb.en.wikipedia.org
- Humans evolved an opposable thumb useful in holding tools and increased dramatically in intelligence, which aided in the use of tools.en.wikipedia.org
- The opposable thumb is used more for clicking a button than gripping a pen.www.npr.org
- I would love a prosthetic hand with an opposable thumb.www.independent.co.uk
- It's just that he hasn't got an opposable thumb.rabble.ca
- The thumb is small enough to facilitate brachiation while maintaining some of the dexterity offered by an opposable thumb.en.wikipedia.org
- Humans, for example have qualitatively different capacities than many other mammals, due, in part, to their opposable thumb.en.wikipedia.org
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