shrink mixing of concrete

例句：

1. 1.The fabric has shrunk in the wash.
   这件织物在洗涤过程中缩水了。
2. 2.The temperature has started to shrink as the day goes on.
   随着一天的进行，温度开始下降。
3. 3. The economy is expected to shrink this year.
   预计今年经济将萎缩。