bristling

基本解释

There is congealed blood on the bristling, feline whiskers and the cleft upper lip.
竖立着的胡须和裂开的唇上还凝结着乌血。
When an angry or frightened dog barks at you, these are the muscles that raise its bristling hair.
当一只凶恶的或者受到惊吓的狗向你狂吠时，这些肌肉就会让毛发竖立起来。
I doubt that he ever openly shared his views with his colleagues, though he often came home bristling and indignant over their ignorance of the Middle East.
我怀疑他是否坦率地与他的同事交流过他的看法，尽管他一回到家，经常对同事们对于中东地区的无知怒发冲冠。

Gaghan constructs short, bristling scenes that often end abruptly with nasty implications hanging in the air.
NEWYORKER: Syriana
Bristling citizens and indignant pundits quickly denounced the affront to the country's highest office.
ECONOMIST: Saving the Philippines from the scum of the universe
She was born in 1911 to a New Jersey family bristling with congressmen and senators.
FORBES: Cubists In Love

Bristling means thick, hairy, and rough. It is used to describe things such as moustaches, beards, or eyebrows.
If you describe someone's attitude as bristling, you are emphasizing that it is full of energy and enthusiasm.