单词timed-release
un.: 定时释放的
网络: 长效缓释型；缓释性；时间生效
They may be administered via feed or water, by injection, or via timed-release boluses.
可能通过饲料或水、注射或通过定时释放的丸药施用抗生素。
Of course, new prospects are never asked to swallow the whole ridiculous story at first gulp; they get it in timed-release capsules.
当然了，他们绝不会要求新来的发展对象一上来就全盘接受这一整套荒谬的故事；他们把它做成了缓慢生效的胶囊。