1. on the brink of 濒于;濒临...的边缘
Civilization is on the brink of apocalypse.
文明已濒临毁灭的边缘
。2. throw out of 抛出;扔出
He had the bouncers throw them out of the club.
他叫保安人员把他们轰出了俱乐部
。3. air strike 空袭
Had Muammar Qaddafi been killed in an air strike?
是不是卡扎菲已在空袭中丧生?
4. in an effort to 为了...;企图要...
The company has laid off 150 workers in an effort to save money.
公司为节省资金遣散了150名工作人员
。