1. 柄轴：变速箱 transmission gear | 柄轴 arbor | 部件 units; assembly parts

2. 公共查询·英语单词

2. 心轴：假定原点 arbitrary origin | 心轴 arbor | 圆弧 arc

3. 树阴;凉亭;藤架：approximate 近似, 接近, 约计 adj | arbor 树阴;凉亭;藤架 | arc 弧, 弓形, 拱,电弧

1. a framework that supports climbing plants

    e.g. the arbor provided a shady resting place in the park

    Synonym: arbourbowerpergola

2. any of various rotating shafts that serve as axes for larger rotating parts

    Synonym: spindlemandrelmandril

3. tree (as opposed to shrub)