Day 28
释义：v. to become more strict, or to make something more strict
可用作toughen up, 常接有关政策(policy)、规章(rule)、惩罚(penalty/punishment)等词。
例句：
1- The new law toughens (up) penalties and restrictions for DUI offenders.
2-Chinese authorities have toughened their control of cryptocurrency(虚拟货币) trading.
3-The government has issued new policies to toughen the rules about using electric scooters(电动车).
4-The new law toughens up penalties and restrictions for DUI offenders.
*DUI: driving under the influence 酒驾
5-Mr Trump and his administration have got three things right. The first is that America needs to be strong. It has toughened the rules on takeovers, to give more right more right to national security.
练习
1-翻译： （政府逐渐加强了对网约车的管制和处罚。→ Chinese government is gradually toughening control over and punishment for online car-hailing （参考翻译) The government has gradually toughened regulations and punishments on car-hailing services.）
反思：介词的用法还需要刻意关注。
2-造句
场景：学校逐渐加强了对作弊行为的管制和处罚。
The school has gradually toughened regulations and punishments on cheating in examination.
