Never catch a falling knife or a faiiing friend.是什么意思啊.

英语谚语never catch a falling stone 是什么意思 catch a catch a Never catch a falling knife or a faiiing friend.是什么意思啊. there is never a boat that you must catch.there is another boarding all the time. Never catch a falling dinosaur. 请问这句话有什么特殊的含意吗? why I have never catch the happiness - 　　catch　　 one's 　　heart ,　never　　 be　 apart . Catch one's heart,never be apart! catch one 's heart ,never be fallin out He doesn't catch anything .He never catches _选项：A.nothing B.anything C.something D.everything 是catch a cold还是catch cold I catch a cold catch a fire对吗 quite a catch You can catch a A:________he catch criminals?