on; on top; upon; first (of two parts); previous or last (week etc); upper; higher; above; previous; to climb; to go into; above; to go up; to attend (class or university); third tone of putonghua[cedict]
還是
hái shìㄏㄞˊ ㄕˋ
or; still; nevertheless[cedict]
如火如荼
rú huǒ rú túㄖㄨˊ ㄏㄨㄛˇ ㄖㄨˊ ㄊㄨˊ
lit. white cogon flower like fire (成语 saw); fig. a mighty army like wildfire; daunting and vigorous (momentum); flourishing; magnificent[cedict]