Your child's vocabulary at age two could reveal their future success, researchers have claimed.

研究人员声称，你家孩子两岁时的词汇量会揭示未来的成功。

They found children with better academic and behavioural functioning when they started kindergarten often had better educational and societal opportunities as they grew up.

他们发现孩子开始上幼儿园时，学术和行为机能更好的人随着年龄成长，也将拥有更好的教育和社会机遇。

They say children entering kindergarten with higher reading and math achievements are more likely to go to college, own homes, be married, and live in higher-income neighbourhoods as adults.

他们说进入幼儿园时，阅读和数学水平更高的孩子更有可能上大学、买房子、结婚、成年之后住进高档小区。

It found that children with larger oral vocabularies by age 2 arrived at kindergarten better prepared academically and behaviourally than their peers.

研究发现：2岁时口语词汇量更大的孩子进入幼儿园时在学习和行为上要比同龄孩子准备得更好。

The study was conducted by researchers at the Pennsylvania State University, the University of California, Irvine, and Columbia University, who analysed nationally representative data for 8,650 children in the Early Childhood Longitudinal Study, and appears in the journal Child Development.

这项研究由宾夕法尼亚州立大学、加州大学欧文分校和哥伦比亚大学的研究人员引导，他们分析了《幼儿教育长期研究》上全国8650个孩子具有代表性的数据，研究发表在了《儿童发展》杂志上。

Adds George Farkas, professor of education at the University of California, Irvine, who coauthored the study: 'These oral vocabulary gaps emerge as early as 2 years.

乔治·法卡斯是加州大学欧文分校的教育学教授，也是此次研究的合作者，他补充说：“这些口语词汇量的差别早在2岁时就出现了。”

'Early interventions¹ that effectively increase the size of children's oral vocabulary may help at-risk 2-year-olds subsequently enter kindergarten classrooms better prepared academically and behaviourally. '

“早期干预能有效扩充孩子的口语词汇量，从而也许能帮助有困难的2岁儿童随后进入幼儿园时，从学术和行为上做更好的准备。”