第二年第二百九十四天

[nnozomi]

语法
除非 + X + 才 + Y "only if X, then Y" (part d)
https://resources.allsetlearning.com/chinese/grammar/Expressing_%22unless%22_with_%22chufei%22

词汇
事情, thing; 故事, story; 好事, good thing; 同事, colleague 事情 shìqing, thing; 故事 gùshi, story; 好事 hǎoshì, good thing; 同事 tóngshì, colleague
https://mandarinbean.com/new-hsk-2-word-list/

Guardian:
[no 除非 of this kind]
这种事情怎么能够凭感觉呢, how can you base this kind of thing on how you feel?
之前丁顿的事情我就一点忙都没帮上, I didn't help a bit with the Ding Dun thing before.

Me:
除非今天是晴天，我们才能出去玩。
你不要太想像那样事情。