您要查找的是不是：
- least upper board 最小上界
- It is just the sequential form of the existence of least upper bounds. 这正好是上确界存在性的序列形式。
- Tears are secreted by an organ under the upper eyelid. 眼泪由上眼睑下面的器官分泌。
- 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。
- We should brush our teeth at least twice a day. 我们每天应该至少刷两次牙。
- He locked his diary in the upper drawer. 他把日记锁在上层抽屉里。
- A good cigarette will smoke at least ten minutes. 一支好烟至少可以抽10分钟。
- I have not the least idea about how to play bridge. 我一点儿不知道怎样打桥牌。
- She may be slow but at least she's reliable. 她迟钝是迟钝，但无论如何她很可靠。
- He have tattoo the name "marlene" on his upper arm. 他将＂玛琳＂这个名字刺在臂的上方。
- I was not surprised in the least. 我一点也不感到惊讶。
- 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。
- None of you can complain, Peter least of all. 你们谁都不应抱怨，彼得尤其不应该。
- He had an infection in the upper respiratory tract. 他上呼吸道感染。
- He has been there at least twice. 他至少去过那儿两次。
- The Senate is the upper chamber of Congress. 参议院是议会的上院。
