《战国策·魏一·张仪欲以魏合于秦韩》
不知这件事是否可行，如此难道不是很清楚了吗？
不知是其可也，如是其明耶?
Is it not clear that they do not know whether or not it can be done? 
<s>[INST] 用英语解释这段文言文的意思: 不知是其可也，如是其明耶? [/INST] Is it not clear that they do not know whether or not it can be done? </s>
用英语解释这段文言文的意思: 不知是其可也，如是其明耶?
user
Is it not clear that they do not know whether or not it can be done?
assistant