In captivity, they have no choice but(25)( stand) still for long periods of time. Evidence indicates(26)some animals depend greatly on surroundings. Yet elephants are a threatened species in theirnative environments and are heavily caught for ivory, leather, and meat. To protect thespecies ...
中国古代计时方法(Ancient methods of timing in China) First, the specific title timekeeping According to the change of ancient people, the year is divided into four seasons, on a quarterly basis is divided into Meng, season three different periods. Such as spring is divided into Zhong Chun, Ji...
They belong to the mammalian phylum (哺乳动物门). Real fish can draw oxygen from the water through their gills (鳃) while dolphins must come to the surface at regular periods of time to breathe in air through a hole at the back of the head.Scientists have begun to study dolphins carefull...
In captivity, they have no choice but to stand still for long periods of time. (大象在野外不停地游荡,每天都走过广阔的区域。在囚禁中,它们别无选择,只能长时间站着不动。)”可知,上文介绍的是圈养大象带来的危害,它们不能在野外不停地游荡,只能长时间站着不动,E项意为“因此,这对这些巨人的腿和脚...
Greece didn't just suddenly appear with the Parthenon and democracy. Instead, its roots go all the way back to the Stone Age. This lesson sheds...
1、The Ancient PeriodLOREM IPSUM DOLORDynastyTimeXia,Shang,Zhou Dynasties2070 BC771 BCthe Spring and Autumn and the warring States periods770 BC221 BCQin and Han dynasties221 BCAD 220Three jin and the northern and southern dynastiesAD 221AD 280Sui and tang dynastiesAD 581AD 907Song and yuan ...
necessary to keep supplies of harvested food edible over unfavourable periods of time such [...] cfs.gov.hk cfs.gov.hk 自遠古以來,人類需要保存食物在天氣欠佳時( 例如冬季、雨天和乾旱的日子) 仍可食 用;多種防腐方法應運而生。 cfs.gov.hk ...
In the preceding example, the night in the ancient China is divided into five periods, called five nights or the five watches of the night. "Three-shift" is 23 o'clock to 1 o'clock, this time, translated as "midnight", "grave" in Chinese means the deaths, Hades, so it should be ...
Catching insects during copulation, especially aquatic species, is a rarity in the fossil record. The findings are of great help in deepening understanding of relevant behavioral strategies across geological time periods among scientists, Huang said. ...
Although the age accrued during storage would certainly not be expected to be more than a decade or so, a related phenomenon can be far more detrimental to the dating process. It concerns the employment of materials that have lain unused for long periods of time, but not necessarily as a ...