“stay healthy”是什么意思?

“stay healthy”是什么意思? how to stay healthy是什么意思 "eat a rainbow and stay healthy"是什么意思? “The Ways to Stay Healthy”这句中的“Stay”是什么意思? stay healthy we must do more exercise stay healthy是什么意思 stay health还是stay healthy stay healthy还是stay health Stay healthy 作文 stay healthy= stay healthy和get healthy的区别 keep healthy=stay healthy吗?