Moonlight was frosting the dew, and an old sundial threw a long shadow.月光把露水照得雪白, 一座旧日规投出一条长长的影子.A device, such as a clock or sundial, used in telling time.计时仪用于计时的装置(如钟或日昝)The hands are actually modeled after the shadow...
Moonlight was frosting the dew, and an old sundial threw a long shadow.月光把露水照得雪白, 一座旧日规投出一条长长的影子.Like a giant sundial, it demarcates both space and time.像个巨大的日晷, 它划分了时空.A device, such as a clock or sundial, used in telli...
Radioactivity is the ejection of particles or radiation from the nucleus.放射性是原子从核中射出粒子或辐射的现象.Most of the crater is formed by ejection.大多数的弹坑是由于把泥土抛出而形成的.A rocket is propelled by the ejection of a portion of its mass to t...