Could you pass me a pair of scissors, please?

请你递给我一把剪刀 好吗

That's not the right way to hold a pair of scissors.

那样拿剪子不对。

While you're at it, you could cut your grass with a pair of scissors and wash your car with an old toothbrush.

当您做到这一点后，您可以用剪刀剪草，用旧牙刷洗车。

I need a pair of scissors.

我需要一把剪刀。

Kanga used a pair of scissors to cut a heart.

袋鼠妈妈用剪刀剪了一个心形。

Cut open plastic sleeve with a pair of scissors.

用剪刀剪开塑料套筒。