心理学家已经表明，婴儿在两个月大的时候就表现出明显的期望，希望他们的世界遵守物理定律和因果关系。

Psychologists have shown that babies apparently expect their world to comply with the laws of physics and cause and effect as early as two months of age.

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心理学家已经表明，婴儿在两个月大的时候就表现出明显的期望，希望他们的世界遵守物理定律和因果关系。

Psychologists have shown that babies apparently expect their world to comply with the laws of physics and cause and effect as early as two months of age.

youdao