| 释义 |
ex.pand (obj) GIVE DETAILSIk5spAndvto give more details in (a story, argument, etc.)充实;扩充You'll have to expand your reasoning if you want to persuade the panel. [T]要想说服讨论小组你还得充实一下你的说理部分。The professor expanded (up)on his experimental methods. [I]教授详述了他的实验方法。
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