1·Validity is an interest to logicians because validity preserves truth.
有效性是逻辑学家的兴趣,因为有效性保存真理。
2·Formal logicians are not concerned with existential matters which are precisely what artists are concerned with.
形式逻辑学家并不关心存在的事物,而艺术家所关心的则正是这些东西。
3·Modern linguistic philosophers and logicians in the West show a change in their study of the name's reference in the context: from a locutionary view to an illocutionary view.
现代西方语言哲学家、逻辑学家在名称指称语境观方面呈现出由言内语境向言外语境转化的特征。