An astronomer can determine the brightness of each star.天文学家能够测定每颗恒星的亮度。A new star attracted the notice of the astronomer.新发现的一颗星引起了那位天文学家的注意.It is the only tangible object the astronomer can handle.这是天文学家能够掌握的唯一可接触的对象....
It is the only tangible object the astronomer can handle.这是天文学家能够掌握的唯一可接触的对象.FRAN ? OISE COMBES, an astronomer at the Paris Observatory, is a leading expert on galaxy dynamics.康布任职于法国的巴黎天文台, 她是研究星系动力学方面的顶尖天文学家.There was ...
Are you saying that she's trying to blot out all memory of the incident?你是说她想彻底忘掉这件事？It seems as if the blanket of depression is in some way necessary to help them blot out the even greater pain of real life.似乎这种弥漫的...
The Prime Minister has been briefed by her parliamentary aides.首相已听取了她议会助手的简要汇报。She briefed me on the case.她向我简要说明了这个案子.The commander briefed his men.指挥官向他的士兵作简短指示....
两国之间很少有贸易往来。The two countries do little trade with one another.11月美国的贸易赤字扩大到75.9亿美元。The US trade deficit widened to $7.59 billion in November.该国的贸易顺差增加到165亿美元。The country's trade surplus widened to 16.5 billion doll...
由于向心内生长而形成半球状弯陷的情况是很常见的.Smooth hemispherical embayments by the intergrowth towards the center are not uncommon.这叫做向心加速度.It is called the centripetal acceleration.轴承和密封轴承采用国内名牌产品, 单列向心球轴承.Bearings and sealed bearings with...