搜尋結果
radius
- IPA[ˈreɪdɪəs]
英式
- a straight line from the centre to the circumference of a circle or sphere.;a radial line from the focus to any point of a curve.
- give a rounded form to (a corner or edge)
noun: radius, plural noun: radii
- 釋義
名詞
- 1. a straight line from the centre to the circumference of a circle or sphere.
- ▪ a radial line from the focus to any point of a curve.
- ▪ the length of the radius of a circle or sphere.
- ▪ a specified distance from a centre in all directions there are plenty of local pubs within a two-mile radius
- 2. the thicker and shorter of the two bones in the human forearm.
- ▪ the bone in a vertebrate's foreleg or a bird's wing that corresponds to the radius in a human being.
- ▪ any of the main veins in an insect's wing.
- 3. a radially symmetric feature in an echinoderm or coelenterate, e.g. an arm of a starfish.
動詞
- 1. give a rounded form to (a corner or edge) Brian carefully radiused all the sharp edges and corners the radiused edges feel sleek and unobtrusive in the hand