2. The soft, woolly fur is light gray to brown, and has patches ⑦ of white on the chest, neck and ears. 树袋熊柔软的皮毛由浅灰色到棕色，在胸部、脖子和耳朵处间有白斑块出现。
3. Mammoths, mastodons, massive ground sloths, woolly rhinoceros, cave bears and large flightless birds suddenly became extinct. 猛犸象、乳齿象、巨型陆地树懒、羊角犀牛、洞熊和大型飞鸟突然间灭绝了。
英英解释
adj.
1. having a fluffy character or appearance
2. confused and vague; used especially of thinking
3. covered with dense often matted or curly hairs
4. covered with dense cottony hairs or hairlike filaments
