
deltoid
词源
源自希腊语 'deltoeidēs',意为 '三角形的',由 'delta'(希腊字母Δ,形状像三角形)和 '-oid'(类似)组成。
noun
❶ 指人体肩部的三角肌,这块肌肉呈三角形,负责手臂的抬起和旋转动作。
“He injured his deltoid while lifting weights.”
(他在举重时拉伤了三角肌。)
“The deltoid is one of the most important muscles for shoulder movement.”
(三角肌是肩部运动中最重要的肌肉之一。)
❶ 指形状类似三角形的物体或结构,常用于数学或几何学中。
“The kite had a deltoid shape with three distinct sides.”
(这个风筝呈三角形,有三条明显的边。)
“The architect used a deltoid design for the building's facade.”
(建筑师在建筑立面上采用了三角形设计。)
adjective
❶ 形容某物呈三角形或与三角肌相关的。
“The deltoid ligament provides stability to the ankle joint.”
(三角韧带为踝关节提供稳定性。)
“The bird's wings had a deltoid appearance when fully extended.”
(鸟的翅膀完全展开时呈三角形。)
常见短语
deltoid muscle — 特指人体肩部的三角肌,常用于医学或健身领域。
“The physical therapist recommended exercises to strengthen the deltoid muscle.”
(理疗师建议进行锻炼以增强三角肌。)