?
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。

trade-offs
商务英语

n. 权衡(trade-off 的复数);交易;物物交换

1. Doctors can face some grim trade-offs.
医生们会面临一些严峻的权衡。
2. While we invoke the precautionary principle, which always recommends erring on the side of caution, we have to recognize there will be trade-offs to be made.
当我们援引总是建议谨慎行事的预防原则时,我们必须做出权衡。
3. The gender gap on this question is even wider among working adults in their 30s and 40s when many women face the trade-offs that go with work and motherhood.
三四十岁的在职成年人关于这个问题的看法甚至存在着更大的性别差距,因为许多女性都面临着工作和做母亲两者的权衡。
4. The gender gap on this question is even wider among working adults in their 30s and 40s, when many women face the trade-offs that go with work and motherhood.
在这个问题上,30多岁和40多岁的在职成年人之间的性别差距甚至更大,因为许多女性都面临着工作和做母亲的权衡。
5. TRADE-OFFS IN DIGITAL NIGHT photography.
数码相机夜间摄影的权衡。