Porcupine
例子
The porcupine cautiously ventured out of its den, its quills bristling at the slightest hint of danger.
豪猪小心翼翼地走出巢穴,一有危险的最轻微迹象,它的刺就会竖起来。
Hikers were warned to keep their distance from porcupines, as their quills can cause painful injuries if touched.
徒步旅行者被警告要与豪猪保持距离,因为如果触摸它们的刺可能会导致痛苦的伤害。



























