你将不得不用药物把这些讨厌的植物毒死。

You will have to kill these unwanted plants with poison.

《新英汉大辞典》

自然分娩法：不用药物或手术的任何助产方法(例如拉梅兹法)。

Natural childbirth: Any of the systems (e. g., the Lamaze method) of managing birth without drugs or surgery.

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好消息是焦虑，内疚，悲观，拖拉，自卑以及抑郁的其他问题可以不用药物而治愈了。

The good news is that anxiety , guilty, pessimism, procrastination, low self-esteem and other "black holes" of depression can be cured without drugs.

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