重点讲解：
1. out of control 失去控制；不受控制；
The fire is burning out of control.
熊熊燃烧的大火正在失去控制%32RR*6!USUqdDhF=。
2. at least （数量）至少，不少于；
This jury is expected to be sequestered for at least two months.
预计这个陪审团将至少被隔离两个月)1u%^=7ugulW76Y。
3. ramp up 上升；增加；提高；
The United Nations and international aid agencies are ramping up their assistance to earthquake victims in Haiti.
联合国和国际援助机构正加紧向海地的地震受难者提供援助Xv=@cPB*|Or。
4. clear one's name 洗清罪名；
Mitch said the charges were completely untrue and promised he would clear his name.
米奇说那些指控均属子虚乌有，他许诺会证明自己是清白的0mR.n3#9,[D。