1·He tickled me and I laughed even harder.
他开始胳肢我，我笑得更响了。
2·Researchers say that the capacity to laugh emerges early in child development, as anyone who has tickled a baby knows.
对此，研究人员表示，笑的能力在孩子发育阶段早早地就显现出来，这一点是任何一个曾经胳肢过小婴儿的人都知道的。
3·"Everybody feels better when they smile" But little Roo wasn't in a smiling mood today, not even when his mother tickled him gently.
你应该笑一个“ 妈妈说，”笑一笑的话，心情就会好起来的“ 但是，今天小袋鼠根本不想笑，就是妈妈轻轻地胳肢他，他也没有笑。”
4·If they expect us to react like puppies having our tummies tickled... well, you'd have thought they might have learned by now that it doesn't work like that.
他们以为我们会像小狗儿似的被胳肢的直乐…呵，你原以为他们到现在已经明白这么做不管用了呢。