whip·ple·tree /ˈhwɪpəl(ˌ)tri, ˈwɪ-/
馬車前端用以系曳繩的橫木
Whip·ple·tree n.
1. The pivoted or swinging bar to which the traces, or tugs, of a harness are fastened, and by which a carriage, a plow, or other implement or vehicle, is drawn; a whiffletree; a swingletree; a singletree. See Singletree.
[People] cut their own whippletree in the woodlot. --Emerson.
2. Bot. The cornel tree.
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whippletree
n : a crossbar that is attached to the traces of a draft horse
and to the vehicle or implement that the horse is pulling
[syn: whiffletree, swingletree]