Lysenko gave a deep rumbling laugh at his own joke.
李森科對(duì)自己講的笑話報(bào)以朗聲大笑。
I just couldn't laugh at his jokes the way I used to.
我就是不能像以前那樣笑他講的笑話。
When I was a lad his age I would laugh at the strangest things.
我是他那么大的小伙子時(shí)，我常嘲笑一些最奇怪的事情。
Frank tried to laugh off his aunt's worry.
弗蘭克試圖對(duì)他姑媽的煩惱一笑置之。