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- The hook on the upper mandible can dig out fleshes from the fruit, while the base of the lower mandible can work like nutcrackers to crash the stones and get the seed. 它们的喙像多功能的工具一般，前方呈钩状，吃水果时能利用它挖出果肉，喙基部则像钳子似的，可夹碎坚硬的种子，顺利的吃到鲜美的种仁。
- Observation of results of treatment of teeth split in upper mandible posteriors by fixation repair 上颌后牙劈裂固定修复的疗效研究
- Tears are secreted by an organ under the upper eyelid. 眼泪由上眼睑下面的器官分泌。
- The upper lip and mandible of the insect are injured. 这个昆虫的上唇和上颚都受了伤。
- I'd like a room on the upper level. 我想要楼上的房间。
- My hometown is in the upper reaches of the river. 我的家乡在这条河的上游地区。
- He locked his diary in the upper drawer. 他把日记锁在上层抽屉里。
- He have tattoo the name "marlene" on his upper arm. 他将＂玛琳＂这个名字刺在臂的上方。
- There is no long, slender mandible of a lower jaw in the whales. 这种鲸鱼没有细长的颔下颚骨。
- A band or badge worn around the upper arm. 臂章戴在上臂的绑带或徽章
- A canine tooth of the upper jaw. 上颚犬齿上颚的一个犬齿
- He's between the upper and nether millstone. 他深受上下夹攻。
- This part of town is where the upper class live. 镇上这个地区是上层阶级的人住的。
- He had an infection in the upper respiratory tract. 他上呼吸道感染。
- The Senate is the upper chamber of Congress. 参议院是议会的上院。
- There were beads of perspiration on his upper lip. 他的上唇上有汗珠。
- The lower part of the pipe is separable from the upper part. 管子的下部可与上部分开。
- upper mandible 上颌
- Impacted anterior teeth due to a small mandible. 影响前牙由于小下颌。
- All the upper ten thousand were present at the prince's ball. 所有上流社会人士都参加了亲王的舞会。
