Last week, a cross-dressing Houston senior was sent home because his wig violated the school's dress code rule that a boy's hair may not be "longer than the bottom of a regular shirt collar."
上周，休斯顿一名喜欢穿异性服装的高中毕业班学生被遣送回家，因为该校规定男生的头发不应该“长过普通衬衣领底”，而他戴了假发。
Admirable Roosevelt, in his 63 years of his life in the bottom peak of the economic belt, the collar on the United States isolated in the world, the collar on the chaotic world of peace.
令人敬佩的罗斯福，在他63年的岁月中，把低谷的经济带上顶峰，把孤立的美国领上世界，把混乱的世界领上和平。
A float collar is placed at the top of the float joint and a float shoe placed at the bottom to prevent reverse flow of cement back into the casing after placement.
浮箍是放置于浮动接头之上的，而浮鞋则是放置于浮动接头之下，以防止水泥浆回流到套管内。
The top plug has a solid body that provides positive indication of contact with the landing collar and bottom plug through an increase in pump pressure.
顶塞具有一个实心的塞体，根据泵压的增加它能可靠地显示与止塞箍和底塞的接触。
A stop collar is set on the bottom of the suspender, safe and sturdy to use;
输液吊杆下端设有限位套，使用安全、牢固；
A stop collar is set on the bottom of the suspender, safe and sturdy to use;
输液吊杆下端设有限位套，使用安全、牢固；
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