婴儿渴的时候，吃奶就会更频繁。When a baby is thirsty, it feeds more often.给小牛吃奶的母牛a cow suckling her calves那个小孩四个月以后就不吃奶了.The child did not nurse after he was four months old....
除了吹得堆积起来的地方，雪只有小腿肚深。The snow, except where it drifted, was only calf-deep.珊瑚礁是由许多相同的微生物不断堆积而成。A coral reef is built by the accretion of tiny, identical organisms.路边堆积着厚厚的雪。The snow was banked up along the roadside....