harmful effect

• 不良影响

harmful effect的用法和样例：

例句

1. Yet the bad effect it had on some of us persists.
   但它对我们中间某些人产生的不良影响还没有消除。
2. Playing too many games will have a bad effect on your studies.
   玩太多的游戏对学习有不良影响。
3. The challenge for scientists and chemical engineers is to find substitutes that will be as effective as CFC's and that will not have some other group of harmful effects.
   对科学家和化学工程师的挑战，是找到与氯氟化碳一样有效井没有其他有害效应的替代物。