自2010年至今的四级考试中， 共出现过 次
自2010年至今的六级考试中， 共出现过 次
N-COUNT 胡子茬儿；（胡须剃后长出的）粗硬短须；（男子头顶处的）短发 Bristles are the short hairs that grow on a man's chin after he has shaved. The hairs on the top of a man's head can also be called bristles when they are cut very short.
...two days' growth of bristles...
He rubbed his hands over the soft bristles of his crew cut.
N-COUNT （刷子的）毛 The bristles of a brush are the thick hairs or hair-like pieces of plastic which are attached to it.
As soon as the bristles on your toothbrush begin to wear, throw it out.
N-COUNT （动物身上的）鬃毛，刚毛 Bristles are thick, strong animal hairs that feel hard and rough.
It has a short stumpy tail covered with bristles.
VERB （因寒冷、恐惧或愤怒）毛发直立 If the hair on a person's or animal's body bristles, it rises away from their skin because they are cold, frightened, or angry.
It makes the hairs at the nape of the neck bristle...
Cats yowl. My dog's hair bristles in response.
VERB 发怒；生气 If you bristle at something, you react to it angrily, and show this in your expression or the way you move.
Ellis bristles at accusations that Berkeley's experiment is ill-conceived...
He bristled with indignation at the suggestion that he was racist.
VERB 充满；满是 If you say that a place or thing bristles with people or with other things, you are emphasizing that it contains a great number of them.
The country bristles with armed groups...
The idea fairly bristles with controversy...