1769, from Latin raucus "hoarse" (also source of French rauque, Spanish ronco, Italian rauco), related to ravus "hoarse," from PIE echoic base *reu- "make hoarse cries" (cognates: Sanskrit rayati "barks," ravati "roars;" Greek oryesthai "to howl, roar;" Latin racco "a roar;" Old Church Slavonic rjevo "I roar;" Lithuanian rekti "roar;" Old English rarian "to wail, bellow"). Middle English had rauc in the same sense, from the same source.
中文解释
1. *reu-（拟声词根）=》 rut, roar, raucous, rumor, riot.2. from PIE echoic base *reu- "make hoarse cries".
实用例句
1. They heard a bottle being smashed, then more raucous laughter.
他们听见酒瓶摔碎的声音，然后是一阵更喧闹的笑声。
来自柯林斯例句
2. They told dirty jokes and sang raucous ballads.
他们说着荤段子，哼着不着调的小曲儿。
来自柯林斯例句
3. a group of raucous young men
一群吵闹的年轻人
来自《权威词典》
4. I heard sounds of raucous laughter upstairs.
我听见楼上传来沙哑的笑声.
来自《简明英汉词典》
5. The laughter in the kitchen grated on his ears ; It'sounded raucous, mocking.