1·First you make the shape for the letter "f", then the shape for the letter "u", and then the shape for the letter "n".
你首先要做出字母“f”的形状，之后是字母“u”的形状，然后是字母“n”的形状。
2·As mobile phone text messages like "I CN C U" show, it is often possible to leave out a lot of data without losing much meaning.
诸如“I CN C U”这样的手机短信，通常可以省略大量数据而不会失去意义。
3·The U. S. envoy was recalled to Washington.
该美国特使被召回了华盛顿。
—— 《柯林斯英汉双解大词典》
4·Dave made a U-turn on North Main and drove back to Depot Street.
戴夫在北干道掉头，把车开回了第伯街。
—— 《柯林斯英汉双解大词典》
5·He spun the wheel sharply and made a U turn in the middle of the road.
他猛打方向盘，在路中间掉了个头。
—— 《柯林斯英汉双解大词典》
6·Somebody forgot to bring along the U-bolts to clamp the microphones to the pole.
有人忘记带来把麦克风夹在支杆上的U型螺栓。
—— 《柯林斯英汉双解大词典》
7·He's doing a U-turn and forecasting 1% growth this year after earlier predicting a 2% drop.
他来了个180度大转弯，早先预言今年会有2%的下降，现在又预言会有1%的增长。
—— 《柯林斯英汉双解大词典》
8·The U. N. World Food Programme confirmed the abduction of eight of its workers in northern Darfur.
联合国世界粮食计划署证实其８名工作人员在达尔富尔北部遭到绑架。
—— 《柯林斯英汉双解大词典》
9·He dropped the British "u" in some words.
他在一些单词中去掉了英式的“u”。
10·Jack, you missed a "u" in the word "usually".
杰克，你漏掉了“usually”这个词里的“u”。
1·Presence of Rn, U and Pb in environment is a ubiquitous hazard to human health.
环境中的氡、铀和铅等有害微最元素严重危害人类健康。
2·The plate is enriched in U and Th revealed by Pb-isotopic study, which plays an role of essential prerequisite for the formation of U province.
铅同位素研究揭示，该板块富铀、钍，从而为铀矿省的形成提供了必不可少的地质前提。