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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。

dirty look

臭脸;白眼;不悦的表情

1. Jack was being a real pain. Michael gave him a dirty look and walked out.
杰克真是个讨厌的人。迈克尔厌恶地看了他一眼,然后走了出去。
2. Susan gave a dirty look on the student who was rude to the old.
苏珊奴狠狠地瞪着粗鲁对待老人的那个学生。
3. She gave me a dirty look.
她给我一张臭脸看。
4. I don't know why she gave me a dirty look.
我不知道她为何一付不悦的表情。
5. Michael gave him a dirty look and walked out.
迈克尔狠狠地瞪了他一眼然后走开了。