1.presidential election 总统选举

A presidential election was scheduled for last December.
总统选举原计划在去年12月举行RB%9un)dLT6.。

2.in charge of 负责

He is in charge of the school work.
他负责学校工作OQ&]%h|*Q(1,^3M。

3.mistress 情妇

His mistress often told him he smelled like carrion.
他的情妇说他闻起来就像一块腐肉d^ePPm.+cdE^iEq。

4.came into effect 生效

Just last week, new rules on outdoor advertising came into effect in Beijing.
就在上周，北京的户外广告新规开始生效adZ=uV#1K#.v&M+1y8P。