VOA慢速英语:New Test Could Find Cancer Earlier(翻译)

短语讲解：

1. Scientists at the University of Swansea in Wales came up with the idea.

come up with 想出; 提出; 追赶上
例句：Several of the members have come up with suggestions of their own
有几位成员提出了自己的建议。

2. He says he and his team did not look for cancer.

look for 寻找（某人或某物）
例句：I look for you everywhere continuously!
我一直在到处找你！

3. The essence of the test is looking for very rare cells which have picked up a mutation.

pick up 捡起; 接载
例句：We need to pick up on what's going on here.
我们需要了解一下这里的情形。

4. He says that using a battery, or series, of tests will be the best way to find out if a person has cancer.

find out 发现; 使发作
例句：We were curious to find out what had happened.
我们急于想了解出了什么事。