open cluster的用法和樣例:
例句
- The Pleiades nebulosity is caused by a chance encounter between an open cluster of stars and a molecular cloud.
昴星團是在一次偶然的機會下,由一個疏散星團與一個分子星雲遭遇而形成的。 - In this scenario, the cluster stars drift off as other stars in the galaxy gravitationally tug on them.
在星系其他恆星的重力吸引下,疏散星團會逐漸散開,被其他恆星吞噬。