certain to involve

The action might also involve alerting people to certain threats in the environment by sending email, phone or pager notifications.

该行动还可能涉及通过电子邮件、电话或寻呼机通知就环境中的某些威胁向人们发出警报。

Could there be ways to heal that involve ultra-dilution - possibly avoiding the nasty side-effects of certain drugs?

可能存在包括“过度稀释”——也许可以避免某些药物的讨厌的副作用——在内的治疗方法吗？

With Weibo event, we gather together to involve in certain events, thus we don't only win prizes, but also make new friends during the event.

有了微活动，我们可以聚集在一起参加某项活动，这样我们不仅能赢得奖品，也能在活动中结交新朋友。