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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。

flop down

v. 趴倒

1. The Loppy ears (who "have such big ears they flop down onto their shoulders").
Loppy耳(“耳朵巨大,落在他们的肩膀上”)。
2. There was clearly nothing to do but flop down on the shabby little couch and howl.
除了倒在那张破旧的小踏上大哭一场之外,显然没有别的办法。
3. There was clearly nothing to do but flop down on the shabby little couch and howl.
很明显,什么也做不了,除了一下子坐在又破又旧的小沙发里哭。
4. There was clearly nothing to do but flop down on the shabby little couch and howl. So Della did it.
没有别的选择,只能颓然地坐在破旧的椅子上嚎啕大哭,德拉就是这么做的。
5. "Flap" sounds like something (a flag, a sail) flapping, and "flop" is the dull sound of something falling down flat.
而flop听着就象什么东西直直落地发出的沉闷一响.