If pharmacological method had not been introduced to the study of vinca rosea, the discovery of vincaleukoblastine would have been postponed by many years.
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
要推迟好多年。
If pharmacological method had not been introduced to the study of vinca rosea, the discovery of vincaleukoblastine would have been postponed by many years.
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要推迟好多年。
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