Leading scientists claim breast-fed babies are intellectually brighter.

权威科学家们称母乳喂养的婴儿智力比较高。

《柯林斯英汉双解大词典》

Scientists claim to have identified chemicals produced by certain plants which have powerful cancer-fighting properties.

科学家们声称已经发现某些植物产生的化学物质有强大的抗癌功能。

《柯林斯英汉双解大词典》

Those dreaded scientists claim that once a year is about right.

那些可怕的科学家说应该一年举行一次。

youdao

Scientists claim to have found new opportunities for a "cancer vaccine" to encourage attacks on cancer cells.

BBC: Find boosts cancer vaccine hopes

Scientists claim they have found a way of beefing up the body's own immune system to attack cancer.

BBC: 'Supercharged' immune system takes on cancer

Ice Age bears may have been wiped out when humans began to take over their caves, scientists claim.

BBC: Early human 'squatters' drove cave bears to extinction