慢速英语:Designing an Alternative to Antibiotics

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短语讲解：

1. So scientists are searching for new ways to treat infections. Now, researchers in Australia say they have made a important discovery.

search for 对...的搜寻
例句：The search for peace also means the search for justice. 
寻求和平也意味着寻求正义。 

2. She says it looks like a flying saucer carrying a pair of warheads.

look like 看起来像...(一样)
例句：He doesn't look like a dead fox. 
他不象一只死狐狸。 

3. We sort of see that there's a bit of resistance being built up in the bacterial community almost, and some of our antibiotics aren't quite as effective as they used to be.

as...as 与……一样
例句：The body must dissipate heat as fast as it produces it. 
人体散发热量必须和产生热量一样快。

4.  So this kind of ground route, basic research needs to be done quite early so that we have some time to develop them as safe human therapeutic over the timeframe when the antibiotics can keep working.

need to 需要
例句：Although these goals do need to be addressed, they must not be addressed at the expense of the user. 
虽然我们需要考虑并处理这些目标，但不能以用户为代价。

5. They say they have had success in treating streptococcal infections in mice.

success in 成功,成就
例句：I wish you great success in your endeavours. 
祝你们工作取得巨大的成绩。 

6. But an effective human treatment in the form of a pill or nasal spray may be at least ten years away.

at least 至少
例句：At least, I sincerely hope so. 
至少我是真诚地这样希望的。