a.

1. 钝的，不锋利的
   This knife is blunt.

   这把刀钝。

2. （头脑、感觉等）迟钝的
3. 耿直的，直率的；直言不讳的
   Let me ask a blunt question.

   允许我问一个直率的问题。

4. 生硬的

vt.

1. 使钝；使迟钝
   The drug blunted his senses.

   药使得他的感觉迟钝了。

   You'll blunt the scissors if you use them to cut card.

   用剪刀剪硬纸板，你会把剪刀弄钝的。

2. 减弱

vi.

1. 变钝；变迟钝

adj.

1. lacking a sharp edge or point.
   ▸having a flat or rounded end.
2. uncompromisingly forthright in manner.

v.

1. make or become less sharp.
2. weaken or reduce the force of.

n.