pear thorn
noun
Any of several North American kinds of hawthorn with somewhat pear-shaped fruits, especially Crataegus calpodendron.
Origin
Mid 19th century; earliest use found in Asa Gray (1810–1888), botanist.
| 单词 | pear thorn |
| 释义 | pear thornnoun Any of several North American kinds of hawthorn with somewhat pear-shaped fruits, especially Crataegus calpodendron. Origin |
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