There is no doubt that global warming is a clear and present danger, and geoengineering may be part of the solution to that problem.
毫无疑问，全球变暖是一个明确而现实的危险，地质工程方法也很有可能是解决问题的一把钥匙。
Since that situation is obviously a non-starter, there is a clear and present need to recruit people from abroad.
由于这种情况显然是一个非起动器，有一个明确而目前需要招聘人来自国外。
At present, there isn't a clear definition and description of spatiotemporal topological relationships which is a conceptual and formal basis of spatiotemporal data model.
目前，国际上对于作为时空数据模型概念和形式化基础的时空拓扑关系定义和描述还没有一个明确的阐述。
Only when both phases are present in the system is there a clear-cut distinction between liquid and gaseous states.
只有当体系中两相都存在时，在液体和气体之间才有界限分明的界面。
Only when both phases are present in the system is there a clear-cut distinction between liquid and gaseous states.
只有当体系中两相都存在时，在液体和气体之间才有界限分明的界面。
应用推荐