swingletree
英式音标：swingletree怎么读
美式音标：swingletree怎么读
swingletree词义
折叠展开
n. 马车前端的横木；马车梁
swingletree英文词源
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- swingletree (n.)
- mid-15c., from swingle "that which swings" + tree (n.) in obsolete Middle English sense "pole."