red dwarf造句
31 That's what a French team did for the planet Gliese 581d, which orbits a red dwarf star about 20 light-years from Earth.
32 The red dwarf star Ross 154 looks as if it's been relegated to the position of "eighth closest star."
33 These are epsilon Eridani, a single K star at a distance of 10.5 light-years, and the red dwarf GJ 674 at a distance of 14.8 light-years.
12