Spheroid joint
球窝关节，杵臼关节
🧩 词语组成解析
n. 球状体, 回转椭球体\\n[医] 球形的, 球状的; 球形体, 球状体
joint
[dʒɔint]
adj. 共同的，联合的;共享的;两院的;连带的，共同的;
n. [解]关节;接合处;下流场所;一块烤肉（英式英语）;
vt. 结合，联合;为…装上接头，使…有接缝;
🗣️ 情景例句
You are full of surprises, Pete.
你总是出人意表 Pete。
The mechanic repairs cars.
机工修理汽车。
He waved desperately to his companion, who had been water skiing for the last fifteen minutes.
他绝望地向他的伙伴挥手，他的伙伴在过去的15分钟里一直在滑水。