noun🔗Share桡骨 The long bone in the forearm, on the side of the thumb."During gym class, the doctor examined the student's radii to check for any injuries. "体育课上，医生检查了学生的桡骨，看看有没有受伤。anatomybodymedicinephysiologyorganChat with AIVocabulary GamePractice Reading
noun🔗Share桡骨，半径骨 The lighter bone (or fused portion of bone) in the forelimb of an animal."The veterinarian examined the puppy's front leg and noticed the radii were still developing. "兽医检查了小狗的前腿，注意到它的桡骨还在发育中。anatomyanimalbodyphysiologypartorganismChat with AIVocabulary GamePractice Reading
noun🔗Share半径脉 One of the major veins of the insect wing, between the subcosta and the media; the vein running along the costal edge of the discal cell."The entomologist pointed out the radii on the dragonfly's wing, explaining how these veins provide structural support. "那位昆虫学家指出了蜻蜓翅膀上的半径脉，并解释说这些翅脉如何提供结构支撑。insectanatomybiologypartChat with AIVocabulary GamePractice Reading
noun🔗Share半径 A line segment between any point of a circle or sphere and its center."The bicycle wheel has many spokes, and each spoke represents one of the wheel's radii. "自行车轮有很多辐条，每根辐条都代表车轮的一条半径。mathChat with AIVocabulary GamePractice Reading
noun🔗Share半径 The length of this line segment."The radii of the circular pizza are all the same length. "这个圆形披萨的各个半径长度都一样。mathChat with AIVocabulary GamePractice Reading
noun🔗Share半径，辐条，射线。 Anything resembling a radius, such as the spoke of a wheel, the movable arm of a sextant, or one of the radiating lines of a spider's web."The bicycle wheel had many thin radii connecting the center hub to the outer rim. "自行车轮有很多细长的辐条，连接着中心轮毂和外 rim。partmathfigureChat with AIVocabulary GamePractice Reading
