The ability to laugh is innate, and we're hardwired to laugh about a month or so after birth.
The ability to laugh is innate, and we're hardwired to laugh about a month or so after birth.
欢笑的能力是与生俱来的，在出生后一个月左右，我们就会欢笑了。
The ability to laugh is innate, and we're hardwired to laugh about a month or so after birth.
欢笑的能力是与生俱来的，在出生后一个月左右，我们就会欢笑了。