(亦作
栗子。
[mass noun]a deep reddish-brown colour
深红棕色，栗色。
a horse of a reddish-brown or yellowish-brown colour, with a brown mane and tail
栗色马。
a small horny patch on the inside of each of a horse's legs
（马腿内侧的）胼胝。
(亦作
欧洲板栗树。
short for
HORSE CHESTNUT的简称。
used in names of trees and plants that are related to the sweet chestnut, or produce similar nuts or edible parts that resemble them, e.g.
［用 于树名或植物名，这些树或植物与欧洲板栗有亲缘关系，或产类似坚果，或其可食部分与栗子相似，如water chestnut］ 。
-
an old chestnut a joke, story, or subject that has become tedious and uninteresting because of its age and constant repetition 陈腐的笑话；老掉牙的故事；陈旧乏味的题材 -
pull someone's chestnuts out of the fire succeed in a hazardous undertaking for someone else's benefit 为某人火中取栗，为他人冒风险 -
［ORIGIN with reference to the fable of a monkey using a cat's paw to extract roasting chestnuts from a fire．］
"early 16th cent.: from Old English
