受过重击的牙齿可能会变色。A tooth which has been hit hard may discolour.有些昆虫可以变色.Some insects can change colour.风云变色.The current political situation is changeable....
他边听边点头，还吸着一支粗短的烟斗。He nodded and puffed on a stubby pipe as he listened.它粗短的尾巴上鬃毛浓密。It has a short stumpy tail covered with bristles.他伸出一根粗短的手指指向他对面的一把木椅。He pointed a stubby finger at a wooden chair opposite him....