?
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。

ungrateful
GRE

英 / ʌnˈɡreɪtf(ə)l /
美 / ʌnˈɡreɪtfl /
adj. 不领情的;忘恩负义的

1. I am very sorry indeed for my foolish and ungrateful conduct.
我实在为我的愚蠢和忘恩负义的行为感到非常抱歉。
2. "I'm an ungrateful beast, I know," sobbed Toad, shedding bitter tears.
“我知道,我是个忘恩负义的畜生。”癞蛤蟆托德抽泣着,流下了苦涩的眼泪。
3. I thought I should choke; I could not tell any one, for that would have been ungrateful.
我想,我要闷死了;我不能告诉任何人,因为那样做是忘恩负义的。
4. I would be an ungrateful wretch if I didn't tell you at least once that it was you who brought some meaning back into my life.
如果我一次也不跟您说:是您给我的生命带来了新的意义,那我可就是个忘恩负义的坏蛋了。
5. Her family is ungrateful and spiteful. When Maggie buys them a house, her mother flies off the handle, worried that her welfare scam will be ruined.
她有一个忘恩负义、怀恨于心的家庭。麦琪给家里买了一套房子,但她妈妈却因为担心自己的诈骗救济会败露而大发雷霆。