What makes public health difficult to evaluate is not the absence of information but the fact that community trust, scientific guidance and risk communication usually influence one another at the same time.
结构拆解：What 引导主语从句；not ... but ... 构成对比；that 引导同位/表语内容。
关键词：public health；community trust；scientific guidance；risk communication
例句：What makes ... difficult to evaluate is not ... but the fact that ...
六级拔高CET6 系统训练模块 · 已发布库考试拆句
What makes urban planning difficult to evaluate is not the absence of information but the fact that affordable housing, transport access and social mobility usually influence one another at the same time.
例句：What makes ... difficult to evaluate is not ... but the fact that ...
六级拔高CET6 系统训练模块 · 已发布库考试拆句
What makes higher education difficult to evaluate is not the absence of information but the fact that interdisciplinary learning, labor market uncertainty and transferable skills usually influence one another at the same time.
例句：What makes ... difficult to evaluate is not ... but the fact that ...
六级拔高CET6 系统训练模块 · 已发布库考试拆句
What makes environmental policy difficult to evaluate is not the absence of information but the fact that individual behavior, institutional design and measurable incentives usually influence one another at the same time.
例句：What makes ... difficult to evaluate is not ... but the fact that ...
六级拔高CET6 系统训练模块 · 已发布库考试拆句
What makes scientific research difficult to evaluate is not the absence of information but the fact that negative results, publication bias and methodological transparency usually influence one another at the same time.
例句：What makes ... difficult to evaluate is not ... but the fact that ...
六级拔高CET6 系统训练模块 · 已发布库考试拆句
What makes artificial intelligence difficult to evaluate is not the absence of information but the fact that training data, human oversight and ethical responsibility usually influence one another at the same time.