?
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。

downturns
商务英语

英 / ˈdaʊntɜːn /
美 / ˈdaʊntɜːrn /
n. (商业经济的)下降,衰退期
v. 下翻,下转

1. Data show that economic downturns tend to postpone marriage because the parties cannot afford to establish a family or are concerned about rainy days ahead.
数据显示,经济低迷往往会推迟婚姻,因为双方负担不起组建家庭的费用,或者担心未来会有不测。
2. The concept of man versus machine is at least as old as the industrial revolution, but this phenomenon tends to be most acutely felt during economic downturns and fragile recoveries.
“人与机器竞争”这一概念至少与工业革命一样古老了,但在经济衰退期和脆弱的复苏期中,这种现象往往最为明显。
3. Both rose markedly after downturns in 1974, 1980 and 1990.
在1974年,1980年和1990年的低迷之后都有显著的上升。
4. Some do not even realise that cyclical downturns are normal.
有些人甚至不明白周期性衰退是正常的。
5. In previous downturns, Asians were forced to take nasty medicine.
在以往的衰退中,亚洲人被迫吞下苦果。