1. Without something of this kind, searching for intelligences on other planets would be like trying to meet a friend in London without a pre-arranged rendezvous and absurdly wandering the streets in the hope of a chance encounter.
    没有这手段，要想寻觅其他星球上的智力生命，就如同去伦敦见一位朋友，事先未约定地点，而荒唐地在街上游逛，以期待碰巧遇上一样。

2. The scout was searching through the woods.
    侦察员正在树林中搜索。

3. The small ship, Elkor, which had been searching the Barents Sea for weeks, was on its way home.
    小船"埃尔科"号在巴伦支海搜寻了几个星期之后，正在返航途中。

4. Then they began searching the man's pockets every time he crossed.
    他们每次都要搜查司机的衣袋，

5. Meanwhile, my tongue was busy searching out of the hole where the tooth had been.
    与此同时，我的舌头忙着寻找我拔掉牙的那个洞，

6. Meanwhile, my tongue was busy searching out the hole where the tooth had been.
    与此同时，我的舌头正在忙着寻找刚拔掉的那颗牙的伤口。

7. In his basement laboratory in London, a bacteriologist, Dr. Alexander Fleming, was searching for a substance that would kill deadly bacteria.
    当时细菌学家亚历山大·佛来明博士正在地下试验室里研制一种能够杀灭致命细菌的物质。