Even though it makes a great houseplant, you should be careful for children and animals: callas are very toxic, if eaten!

虽然马蹄莲花一种极好的盆栽花，但是你要留心你的小孩和宠物，不要让他们吃了它，马蹄莲花有剧毒。

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You want to be very careful not to have a man like Crevecoeur for an enemy.

你必须非常小心，不要与像克雷弗克那样的人为敌。

《柯林斯英汉双解大词典》

Be careful what you wish for. You might get it!

留意你所期盼的。你可能会得到它！

《柯林斯英汉双解大词典》

For example, read copies of a group's financial records and be careful of groups with names that sound like well-known charities.

VOA: special.2009.11.02

Let's be careful here; let's do this for Firm 1 and we'll do Firm 2 in a second.

这里要稍微注意一下,我们先写公司1的然后再写公司2的

耶鲁公开课 - 博弈论课程节选

You have to be careful that this first law of Newton is not valid for everybody.

大家需要注意的是,牛顿第一定律并非所有情况都适用

耶鲁公开课 - 基础物理课程节选

"People on that cruise need to be careful for the next day to couple of weeks, " he said.

CNN: STORY HIGHLIGHTS

That is why people need to be careful for what they wish for because if you wilfully move to the margins of Europe before you know it you'll find it's hitting people where it hurts most in terms of their jobs and their livelihoods and that's not something I think anyone should seriously want.

BBC: EU isolation 'costs jobs, growth and livelihoods'

Less a case of be careful what you wish for, than be very, very careful what you wish for just before an election.

BBC: The third rail of Welsh politics