a.

1. 黄铜（制）的；黄铜色的
   a brazen cup

   黄铜杯

2. 坚硬的
3. 响而刺耳的
4. 厚颜无耻的；鲁莽的；不知分寸的
   I saw the boy stealing money; but he is so brazen that he tried to say that I had stolen it.

   我看见那个男孩在偷钱；但他竟厚颜无耻地企图赖到我身上。

   How can you believe such a brazen lie?

   你怎能相信如此厚颜无耻的谎言？

vt.

1. 使变得无耻
2. 厚着脸皮做（或对待）[（+out）]
   Although his deception had been discovered, he decided to brazen it out.

   虽然他的骗术已被人发现，他仍决定厚着脸皮挺住。

adj.

1. bold and shameless.
2. chiefly literary made of brass.

v.