英语语法分析

Another type of standard candle is a type of star called a Cepheid variable.

另一种标准烛光是一种叫做造父变星的恒星。

His first great discovery was made when he recognized a Cepheid variable star.

他的首次重大发现产生于他认识了一颗造父变星的时候。

It is the spiral galaxy NGC 4603, the most distant galaxy in which Cepheid variables have been found.

本图是其中一个星系：漩涡星系ngc 4603，本报告中发现造父变星的最远星系。