protoplanetary disk中文什么意思

原行星盘

• disk:    n. 1.圆盘；盘状，盘状物。 2. ...
• protoplanetary nebula:    原行星星; 原行星状星云
• a disk:    a盘, q盘; q盘

例句与用法

1. Direct observation of these protoplanetary disks were made only a few years ago
   我们在数年前才发现到这些原恒星的吸积盘。
2. Caption : : astronomers were surprised to discover a 25 - million - year - old protoplanetary disk around a pair of red dwarf stars 350 light - years away
   天文学家一直认为恒星形成的同时一定会形成行星，但最近一项发现推翻了这定律。
3. The most popular idea proposes that solid cores amass from protoplanetary disks and behave like seeds , attracting gas to grow into giant planets
   最流行的学说倡议：固态的行星核心由原生行星盘获取质量，就像一颗种子，能吸引气体长成为巨行星。
4. Disks have also been observed around many young stars ; astronomers often call them protoplanetary disks because they appear to be similar to the one that must have formed our own solar system
   许多年轻恒星的周遭也可发现圆盘的踪影；天文学家通常称它们为原生行星盘，因它们看来与太阳系所赖以成形的那个圆盘类似。