firsthand knowledge
英
美
- 第一手知识;直接知识
双语例句
- He has a wider and fresher firsthand knowledge of many things.
他具有许多事物的更广泛和更新颖的第一手知识。 - The Antiquities Service allocated excavation permits and gave many Egyptology students firsthand knowledge of ancient Egypt.
文物管理处发放考古发掘许可证,使很多埃及学学生获得了关于古代埃及的第一手知识。
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