Do not plan a testing effort under the tacit assumption that no errors will be found.

计划测试工作时不应默许假定不会发生错误.

Read between the lines of most scientific reports on geoengineering and there is a tacit assumption that the idea sounds so extreme that merely discussing it will refocus efforts on emission cuts.

在那些关于地球工程的最科学报道的字里行间里都有一个心照不宣的假设，即那个想法听起来是如此极端，只消讨论它便会让努力重新集中在削减排放上。