Cambridge Pre-U 剑桥大学预科课程
pre-bai-u rainfall 梅雨前兆雨
u Pre-Health Professions 前健康职业
the Pre-stress Concrete U-Shaped Beam 预应力混凝土槽形梁
N (in Britain) a public examination for secondary school pupils wishing to enter university, offered as an alternative to A level (英国)大学前考试
The International Baccalaureate is becoming increasingly popular and Cambridge University has even devised a qualification called the “Pre-U” as an alternative to A-levels.
国际中学毕业考试也越来越受欢迎，剑桥大学甚至开发出一个叫做“大学前”（Pre-U）的资格证，作为取代A-level的一种选择。
The U. S. Environmental Protection Agency obliges contractors to do lead-safe renovations on pre-1978 homes, isolating rooms where work is under way and using special vacuums and masks for dust.
美国环境保护署敦促承建商对1978年前建成的房屋进行铅安全的整改工作，把正在施工的房间隔离开，同时使用真空蒸发器和面具防止铅尘弥漫。
The rally in U. S. futures yesterday encouraged pre-holiday bear covering.
昨天美国期货回升，促使卖空者在假日前补进。
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