?
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。

frivolities
TOEFL

n. 愚蠢(或轻浮)的表现;可笑的事情(frivolity 的复数)

1. I can't waste time on such frivolities.
我不能把时间浪费在这种无聊的活动上。
2. He was one of my most able pupils, but far too easily distracted by frivolities.
他曾是我最为得意的学生之一,但他太容易被玩乐分心。
3. People enjoy a few frivolities during their holidays.
人们在假期里轻松地娱乐一番。
4. Most people enjoy a few frivolities during their holiday.
大多数人都喜欢在假期中享受一些轻松的娱乐。
5. He wondered a little that she did not enter into these frivolities with his own zest.
但是他心里有些纳闷,不知道为什么她对他的嬉闹缺乏热情。