If pharmacological method had not been introduced to the study of vinca rosea, the discovery of vincaleukoblastine would have been postponed by many years.

如果对长春花的研究不是应用药理学方法的话，长春新碱的发现恐怕还要推迟好多年。

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If pharmacological method had not been introduced to the study of vinca rosea, the discovery of vincaleukoblastine would have been postponed by many years.

如果对长春花的研究不是应用药理学方法的话，长春新碱的发现恐怕还要推迟好多年。

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