4000 Duolingo (D) - Spelling Practices

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(1) n. 数据库 collection of data arranged for ease and speed of search and retrieval

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(2) n. 争论,辩论 discussion; dispute; discussion involving opposing points

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(3) v. 推迟,延期 delay till later; put off; hold back to a later time

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(4) a. 清楚的,明确的,确切的 fixed; exact; having distinct limits

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(5) v. 解冻,除霜 make or become free of frost or ice

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(6) n. 神,被奉若神明的人或物 god; divinity; supernatural things

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(7) n. 离开,出发 act of departing; the fact of a person or vehicle leaving somewhere

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(8) a. 破坏性的 destructive; highly critical; causing or capable of causing complete destruction

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(9) n. 措辞,用语 choice and use of words in speech or writing

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(10) n. 二氧化物 an oxide containing two atoms of oxygen in the molecule