natural gas density
基本释义
天然气密度
实用场景例句
历史文献
The medieval knight's oath of fealty was recorded in the chronicles.
中世纪骑士的效忠誓言被记载在编年史中。
学术宣誓
The researchers swore an oath to uphold ethical standards in their study.
研究人员宣誓在研究中遵守伦理标准。
法律程序
In the court, the witness took an oath to speak the truth.
在法庭上，证人宣誓说真话。
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