?
查询技巧:
1、输入单个单词准确查询。
2、使用%模糊查询,匹配任意长度字符:
   %a    以a结尾的单词;
   ab%    以ab开头的单词;
   %ac%    含有ac的单词。
3、使用_模糊查询,匹配单个任意字符:
   _a_    三位且a在中间的单词;
   _ad    三位且ad结尾的单词;
   ac_    三位且ac开头的单词;
   _a    两位且a结尾的单词;
   a_    两位且a开头的单词。
4、带连字符-的单词,需含-字符才能模糊查询,如well-know需输入 well-% 。
5、在手机键盘上,如果g上有%和v上有_,则可长按输入。

U-turns

1. It is like a one-way street with no U-turns.
就好比是一条禁止掉头的单行道。
2. who has developed a reputation for policy U-turns
卡梅伦制定了一项大转变的政策来赢得声誉。
3. That timidity has led him to some of his worst mistakes, from policy U-turns to embracing Mr Coulson.
这点胆怯使他犯了一些最严重的错误,包括急速改变政策和接纳库尔森。
4. Your vote sent in a small group of WP MPs into Parliament and set off U-turns and reforms for a better Singapore.
你的一票把一小群工人党议员送进了国会,促进了政策的大转弯及调整,使新加坡变得更加美好。
5. The course from our classroom discussion to a story to another story had so many u-turns and twists that you could never predict a thing.
他的课就是故事课,从课堂讨论到他的故事,再到提问,然后又回到一个新故事。