In humans, babies can put a round shape in a round hole from aroundone year of age, but it will be another year before they are able to do thesame with less symmetrical (对称的) shapes. This ability t...
The most powerfulearthquake in the past 40 years caused a tsunami that crashed into coastlinesacross Asia yesterday, killing more than 6,500 people in Indonesia, India,Thailand, Malaysia, and at least...
The house he built was a spacious one. There was a courtyard in front of the place and two gardens in back, one to provide vegetables, one to delight the eye in the formal Japanese fashion. One of the...
This list is familiar to zoologists as comprising groups of species known to have developed, independently of one another, high levels of intelligence, both individual and social. 亲爱的好,这个句子as...