you'd better not

基本解释

You'd better not to go into his office to spite him now.
这会儿，你最好别进他办公室打扰他。
RITA: But when I read his lines, you'd better not laugh.
丽塔：但当我读他的台词时，你们最好别笑。
AMY: You'd better not ask too many questions, or you'll ruin my surprise.
艾米：你最好别问太多问题，否则你会把我准备的惊喜毁了的。

All officials from the chancelleries that he had created and all of the officers were obliged to attend this torture scene as a way of warning them that, "You'd better not mess around."
他所有的内阁大臣和官员们,都被迫出席拷打的场面,这么做是以儆效尤,"你们最好别到处惹是生非"
耶鲁公开课 - 欧洲文明课程节选
It would be a terrible-- it would be a problem all over the world because the damage would extend around the world; but, you'd be much better off if you were on the other side of the world, not where it hit.
那将很严重-,那将是世界范围内的严重问题,因为破坏范围可能扩大到世界各地;,但是，如果你在世界的另一边,而不是撞击地点，就会好得多。
耶鲁公开课 - 金融市场课程节选

Rule No. 1 when dealing with Oracle Chief LarryEllisonLarry Ellison: You can play rough, but you'd better not screw up.
FORBES: Magazine Article
"You'd probably better not let Enos know I said that, " he added.
NPR: Excerpt: The Sherwood Ring