translation.en: The roach could walk away or fly or run if it chose to, but it doesn't choose to, because the venom nixes its motivation to walk, and only that.
translation.zh: 蟑螂如果想的话 可以选择走开，飞走，或跑开， 但是它没有选择这样做， 因为那个毒液使其丧失了走的意愿， 只是那样。