4000 Duolingo (N O) - Spelling Practices

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(1) v. 疏忽,忘记 disregard; ignore; pay little or no attention to

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(2) n. 商议,谈判 discussion intended to produce an agreement

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(3) n. 小说 printed and bound book that is an extended work of fiction

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(4) n. 新奇 quality of being novel; newness; something new and unusual

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(5) a. 核子的,核的,原子能的 of, relating to, or forming a nucleus of an atom; pertaining to, or using [___] weapons

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(6) a. 无效的,无价值的,等于零的 invalid; void; nullified; having no legal force; invalid

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(7) n. 障碍 one that opposes stands in the way of or holds up progress

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(8) v. 做错事,犯罪,使人不快,伤感情 strike against; attack; assail; make angry; affront

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(9) n. 子孙,后代 descendant; the young of an animal

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(10) a. 正在进行中的,前进的 continuing to exist or develop; existing