meaning for 作废 zuòfèi:

  • - to become invalid
  • - to cancel
  • - to delete
  • - to nullify

guānyuán官员
biǎoshì表示
yóuyú由于
diànnǎo电脑
chūcuò出错
yáo
hào
bìng
búshi不是
suíjī随机
de
yīncǐ因此
zhīqián之前
de
yáo
hào
jiéguǒ结果
zuòfèi作废

Officials said the results had to be invalidated because a computer error meant the selection wasn't random.