But I'm afraid I can't take a drop more.

我恐怕再喝一点儿就不行了。

youdao

I am afraid I have to prick your finger and take a drop of blood.

我恐怕不得不刺破你的手指，取一滴血。

youdao

I am afraid I have to prick your finger and take a drop of blood.

我恐怕不得不刺破你的手指，取一滴血。

youdao