单词on the off chance
na.: 适值千载难逢的机会
网络: 抱着微弱的希望；只是碰碰运气；抱着万一希望
She decided not to come out for lunch with us, on the off chance that her manager would call her into a meeting.
她决定不和我们出来吃午饭，有微乎其微的可能，她的经理会给她电话参加会议。
I thought, who logs on to a police website on the off-chance that there might be someone wanted that they might recognise?
我认为，在警察网站上登录的人极少机会能够提供帮助给我们想要的那个人。
Gaddafi probably built it to stay on the off chance he might visit the nearby oil fields, I thought.
我想，卡扎菲也许把这里当作偶尔视察附近油田需要小憩时的行宫。
When you stop looking for fall - back excuses on the off chance that you"re going to screw up, you take control of your life.
当你想要振作起来的时候，你不再为自己寻找可依靠的借口，你就掌握了自己的生活。
I suppose this happens occasionally, and maybe it"s worth asking the question just on the off chance that something yummy will pop out.
我估计这种情况时有发生，因此值得一问，万一会听到什么有意思的信息呢。
But I"ll talk to you now, on the off-chance that it helps.
但是我现在仍在和你说话，抱着这将凑效的一丝侥幸心理。
I didn"t think you"d be at home, but I just called on the "off chance.
我想你不会在家的，只是抱著一线希望给你打个电话。
I didn"t think you"d be at home but I just called by on the off chance.
我想你不会在家，只是碰碰运气顺路来看一下。
They planned to camp out again Sunday on the off chance that seats on the already-overbooked Thai Airways flight into Rome might open up.
他们计划十八日再露宿一次，碰碰运气看已经超额预订的泰国航空公司飞罗马的班机是否可能开放位子。
I came early on the off chance that we might have time to chat.
我早点来是想我们可能会有点时间聊聊的。