Be sure not to keep or cook more food at home than you need.

一定不要在家里储存或烹饪超出自己需要的食物。

youdao

Be sure not to take extra breaks or too long breaks as it can affect your plan.

确保不要有额外的休息或太长时间的休息，因为这会影响你的计划。

youdao

Be sure not to become conceited.

切切不可骄傲。

《新英汉大辞典》

But be sure not to burn the skin.

VOA: special.2009.08.11

I'm not at all sure there's anything more to be said about that passage, which I think lays it to rest.

我不确定这篇文章是不是,还要更多的讲解，就这样的吧。

耶鲁公开课 - 文学理论导论课程节选

You just got to be looking around all the time to make sure you are not going to be run down.

你随时观察四周以确保你不会被撞倒。

伦敦的蓝色自行车 - SpeakingMax英语口语达人

That is what the ruling says, but be sure not to make that statement in isolation.

FORBES: S Corporation Rental Income Not Passive Except When It Is

Be sure not to stay in saunas too long, as this can cause dehydration and heat stroke.

FORBES: The Benefits of Adding an In-Home Sauna

Just be sure not to invite me - I'm not one for the audible sound of a heart breaking.

FORBES: Magazine Article