No one knows why this should be so, though the study did find that the sunnier children were also more likely to drink and smoke in later life.

没有人知道为什么会这样，不过研究发现，越开朗的儿童在日后的生活中饮酒和吸烟的可能性也更大。

youdao

No one knows why this should be so, though the study did find that the sunnier children were also more likely to drink and smoke in later life.

没有人知道为什么会这样，不过研究发现，越开朗的儿童在日后的生活中饮酒和吸烟的可能性也更大。

youdao