And instead of what you just imagined, the scenery they re-created on rocks, starting at least 12,000 years ago, was dramatically different.相反，你刚刚想象的那样，和他们画在岩石上的场景，至少从一万两千年前开始，完全不一样。They made pictures of hippos and giraffes, and other savanna species...
aNaHCO3 buffer containing 2% glucose or in PBS.[translate] apapar was first created about 2,000 years ago 正在翻译,请等待... [translate] athe year you made the user name 年您做了用户名[translate] a一个叫“三个傻瓜”电影被很多人强烈推荐 Is called “three fools” the movie by very man...
I couldn't remember a story to tell the children, so I made one up as I went along.我想不出有什么故事可给孩子讲了,只好现编现讲。 3. “主长从短”型:即主句是一个持续性动作,而从句是一个短暂性动作,此时可以用as或when,但不能用while。如: It was raining hard when [as] we arrived.我...
aThe pH value of the PBS solution during degradation was also PBS解答的PH值在退化期间也是[translate] aThe polymer gelants were prepared by mixing pre-determined amounts of the polymer and cross-linker(s) at room temperature. 聚合物gelants由混合的被预先决定的相当数量聚合物和交联剂准备(s)在室温...
题目In 1974,in the Shaanxi Province in China,some farmers (1) were digging(dig) a hole for a well.They were looking for water,but they discovered something amazing.They found (2) an army made of clay.Later,they came to be known (3) as the Terra-cotta Warriors(秦始皇...
which was piloted by the Galactic Confederacy, ruled by Xenu II, the son of Xenu, came to kill aliens of all ages who wore black formal wear, even more than ever before, and as years of war just came to destroy the human civilization, the world has changed into an extremely unsafe pla...
Cancer-associated fibroblasts (CAFs) are the major cellular component of the tumor microenvironment and are known to affect tumor growth and response to various treatments. This study was undertaken to investigate the crosstalk between tumor-matched or u
2.B.细节理解题.根据第三段it was found that educational apps can improve a child's vocabulary by as much as 31 percent in two weeks.可知,PBS进行的一项为期两周的研究中,涉及3至7岁的儿童,发现教育应用程序可以在两周内将儿童的词汇量提高多达31%.故选B. 3.C.推理判断题.根据第四段 No ...
The bottle of water lent them confidence to get through the desert, and embodied their hope to live on.It was handed down the line of people.This changed into firmness the despair registered on the men’s faces.Finally the men walked out of the desert, shaking off the threat of death.Te...
aIn an SMP providing poly(propylene sebacate)-based switching segments, in which poly(ethylene glycol) (PEG) was incorporated, and which contained covalent crosslinks based on radically polymerized itaconic acid, a mass loss of 11 wt% after 50 d in phosphate buffered saline (PBS) occurred 在...