英语句子

磨牙是在嘴巴最里面的牙齿，比其他牙齿都要大，也比其他牙齿更宽、更平。Molars are the teeth at the very back of your mouth. They are bigger, wider, and flatter than all the other teeth.

2025-07-03 119 阅读

前磨牙表面平坦且有突起，可以压碎和撕开食物。Premolars have flat surfaces with ridges, which help in crushing and tearing food.

2025-07-03 136 阅读

前臼齿是位于犬牙和磨牙之间的牙齿。Bicuspids are teeth between the canines and the molars in your mouth.

2025-07-03 114 阅读

犬牙是位于门牙旁边、口角两侧尖尖的牙齿。Canines are the pointed teeth next to the incisors at the corners of your mouth.

2025-07-03 151 阅读

门牙是你嘴巴最前面扁平锋利的牙齿。Incisors are the flat, sharp teeth at the very front of your mouth.

2025-07-10 114 阅读

后背是从脖子到臀部这一段身体部位。The back is the part of your body that runs from your neck down to your hips.

2025-07-02 146 阅读

跟腱是位于小腿后方、脚跟骨上方的一条强韧带。The Achilles tendon is a strong band at the back of your lower leg, just above the heel.

2025-07-02 125 阅读

小腿肌是位于小腿后方柔软而有力的部分。The calf is the soft, muscular part at the back of your lower leg.

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腿后侧肌腱群是位于大腿后方的一组肌肉。The hamstring is a group of muscles found at the back of your thigh.

2025-07-10 127 阅读

臀部是位于髋部后方柔软、圆润的部位。The buttock is the soft, rounded part at the back of the hip.

2025-07-10 110 阅读

臀大肌是人体最大的肌肉，位于臀部。The gluteus maximus is the biggest muscle in your body and is found in your bottom.

2025-07-10 115 阅读

背阔肌是位于背部、肩胛骨下方的一块大肌肉。The latissimus dorsi is a large muscle on your back, under your shoulder blades.

2025-07-10 116 阅读

肱三头肌是分布在上臂后侧的一块肌肉。The triceps is a muscle found on the back of your upper arm.

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斜方肌是位于上背部和颈部的一块大肌肉。The trapezius is a large muscle on your upper back and neck.

2025-07-10 119 阅读

三角肌是覆盖在肩膀上部的大块肌肉。The deltoid is a large muscle on the top of your shoulder.

2025-07-10 121 阅读