?
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。

dividing line
初中

英 / dɪˈvaɪdɪŋ laɪn /
美 / dɪˈvaɪdɪŋ laɪn /
n. 分界线;界限

1. There's a very thin dividing line between joviality and hysteria.
快活和歇斯底里间的界线十分模糊。
2. There is no clear dividing line between what is good and what is bad.
是非之间没有明确的界限。
3. It is the oldest bridge across the canal, and was the dividing line between the districts of San Marco and San Polo.
它是横跨运河的最古老的桥,也是圣马可和圣保罗区之间的分界线。
4. The river was chosen as a dividing line between the two districts.
两个地区以这条河流为界。
5. There is a thin dividing line between educating the public and creating a predisposition to panic.
教育公众和营造恐慌倾向之间只有细小的区别。