1.multiple adj.多重的;多个的
He gave the cause of death as multiple injuries.
他说多处受伤导致了死亡。
2.switch n.转换
The spokesman implicitly condemned the United States policy switch.
发言人含蓄地谴责了美国政策上的转变。
3.tackle vt.着手处理
Ecological groups say that nothing is being done to tackle the problem.
环境保护组织称目前并未采取任何行动处理这个问题。
4.unnoticed adj.未被觉察到的,未被注意到的
I tried to slip up the stairs unnoticed.
我试图趁没人注意溜上楼去。











