It 's hard to say whether the plan is practical.
这个计划是否实际很难说。
Kamala: well, it 's hard to say what night would be best.
卡玛拉：嗯，很难说哪一天晚上最好。
It "s hard to say what you want when you" re not sure of it.
当人们不确定的时候去说想要什么就会很难。
That\\\'s hard to say, because the existing building structures are much, much larger.
很难说，因为那里的建筑结构种类实在太多。
That\\\'s hard to say, because the existing building structures are much, much larger.
很难说，因为那里的建筑结构种类实在太多。
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