Deltoids
(deltoid 的复数) a. 三角形的\\nn. 三角肌
🗣️ 情景例句
Hi, Susan.
嗨 Susan。
Rowing builds up arm muscles.
划船能够锻炼臂力。
Lucy ran home at once. Her mother saw her when she arrived.
露西马上跑回家。到家时母亲看见了她。