possibility /ˌpɔsəˈbiliti/ n. 1.［u］可能，可能性: avoid (deny) the possibility of… 避免(否认)…的可能性；foresee the possibility of… 预见…的可能 The possibility of man’s travelling to the moon has now been proved. 人类到月球旅行的可能性现在已经得到证实。2.［c］可能的事: There are four possibilities.有四种可能。Have you explored the possibilities to set up/of setting up your own business?你考察过自己开公司的可能性吗？
［辨析］与 chance, opportunity辨见opportunity
impossibility n. [u]不可能性；[c]不可能的事情
possible /ˈpɔsəbl/ adj.可能的：Is there possible chance of success?有成功的可能吗? I’ll do everything possible to help you.我将尽可能帮助你。as… as possible 尽可能：Come as early as possible.尽早来。if possible 如果可能的话：I’ll help you if possible. 如果可能的话，我帮助你。
possibly /ˈpɔsəbli/ adv.1.可能地(常与can’t 连用)：You can’t possibly run a mile in two minutes.你不可能在两分钟内跑一英里。She can’t possibly have left without me.她无论如何也不能扔下我就走了。 2. 也许：He may possibly be there.他或许能在那儿。What he says is true, possibly.他说的话也许是真的。He’s possibly the most selfish man in town.他也许是城里最自私的人了。
［辨析］与probably, perhaps, maybe 辨见probably
