Assuming they were talking about earthlike life - which they were, since it's the only kind we understand - the target planets would have to be earthlike too.

假定他们说的是与地球上相似的生命体——因为这是我们唯一了解的类型——那目标星球就一定也与地球相似。

youdao

Our initial focus will be on producing something for children up to age 8. Once we have accomplished this, our next target age range is 7 to 12.

我们最初会重点为8岁以下的儿童做些东西，完成之后我们的下一个目标就是7 - 12岁的儿童。

youdao

Before carrying out this marketing plan, we have to sound out the target market potential.

在实施此项销售计划之前，我们必须先试探一下目标市场的潜力。

youdao

"We will strengthen Pakistan's capacity to target those groups that threaten our countries and have made it clear that we cannot tolerate a safe haven for terrorists whose location is known and whose intentions are clear,".

VOA: standard.2009.12.06

And I think to get money to where people live, where people work, where the GDP is produced in this country, that we have to target those kinds of opportunities.

WHITEHOUSE: President Obama Closes Forum on Jobs and Economic Growth

"We have to choose the countries we want to target, " he told the BBC's Daily Politics.

BBC: UK Politics

"The pitch is going to get harder to bat on, so we have to get as close to the target as we can in the first innings, " Langer added.

BBC: SPORT | Cricket | Other International | Langer plays down Shoaib face-off