vertically       
adverb uk/ˈvɜː.tɪ.kəl.i/ us/ˈvɝː.t̬ə.kəl.i/
 竖直地;垂直地;立式地
straight up or at an angle of 90° to a horizontal surface or line
  A wall of rock towered vertically up on one side of the narrow mountain path. 在狭窄的山路一侧,一堵岩石墙垂直耸立着。 
 Many plants will continue to grow vertically unless they are stopped. 许多植物会继续垂直生长,除非受到阻挡。 
 See: vertical
 - More examples
 - Cut the pepper in half vertically and remove the seeds.
 - Fluorescent lights hang vertically from the ceiling as you come in.
 - The spacecraft will climb vertically, reaching the speed of sound in 10 seconds.