?
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。

sphere of activity

un. 活动范围

1. Then, one could widen the sphere of activity to other types of documents.
然后,你才能扩展行动的范围到其他类型的文档。
2. LEO: Your sphere of activity, and possibly your experience of the world, will change. In fact, you'll probably become more worldly.
狮子座: 你会随着自己活动圈子和生活经历的改变而变得越来越世故。 注意啊。
3. The success in any sphere of human activity is often attributed to intense interest plus persistent efforts.
人类任何活动领域的成功都常常被归因于强烈的兴趣和不懈的努力。
4. An area of interest or activity; a sphere.
兴趣范围,活动范围:兴趣或活动的范围;活动范围。
5. One that is united or associated with another or others in an activity or a sphere of common interest, especially.
伙伴,同伙:在一项活动或一个涉及共同利益的领域内与另一人或其他人联合或有联系的人,尤指。