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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。

on account of
高中

na. 因为

1. The president declined to deliver the speech himself, on account of a sore throat.
那位总统由于嗓子疼拒绝亲自发表演讲。
2. He felt guilty on account of his former anger at the kind gentleman.
他觉得很内疚,因为他以前对这位善良的绅士生过气。
3. The fact was, he could not refuse the request, on account of the dwarf's third gift.
事实上,由于小矮人的第三个礼物,他无法拒绝这个请求。
4. Sorry that I cannot go to the airport to pick you up in person on account of stomach ache.
很抱歉我不能亲自去机场接你,因为我肚子痛。
5. If he had only known then the dreadful things that were to happen to him on account of his disobedience!
要是他能知道,因为不听话将会面临什么可怕的事情,那就好了!