好词典

deltoid

UK //ˈdɛltɔɪd//US //ˈdɛltɔɪd//

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。)

同义词:triangular muscle, shoulder muscle, delta-shaped

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。)

同义词:triangular, delta-shaped, three-cornered

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。)