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1·You can have your own mnemonic device to figure that out, but anyway.

反正你可以用你自己的记忆方法，来解决这个问题。

2·Again, it's a simple trick, but this kind of mnemonic device helps that name stick.

虽然这是一个简单的诀窍，但它的确是一个可以帮助你记住名字的好方法。

3·Presentations work best when the presenter uses it as a mnemonic device to help the audience remember a message.

成功的演示在于帮助观众吸收你希望传递的信息。