我们无法确切了解他们的想法和感受。
We have no sure access to what they thought and how they felt about things.
确定你的受众，了解他们的想法，把他们贯穿于你努力的整个过程中。
Identify your audience, learn how they think, and never forget it throughout your entire campaign.
他发现他难以使他们了解他的想法。
他发现他难以使他们了解他的想法。
他们并不了解欲将这些想法商业化需要多大的工作量。
They don't understand how much work it takes to commercialize this stuff.
他们并不了解欲将这些想法商业化需要多大的工作量。
They don't understand how much work it takes to commercialize this stuff.
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