4000 Duolingo (D) - Spelling Practices

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(1) n. 水坝,筑坝 a barrier to prevent the flow of liquid, specially built across a watercourse

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(2) a. 未决定的,有争执的 disputable; unsettled; open to doubt or debate

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(3) v. 破译,解密 convert code into ordinary language; read with difficulty

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(4) n. 一副(纸牌) a pack of 52 cards; any of various floor-like platforms built into a vessel

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(5) n. 营养学家 a specialist in the study of nutrition

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(6) n. 不赞成 a feeling of disliking something or what someone is doing

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(7) n. 释放,发射 act of removing a load or burden; the act of shooting or firing a projectile or weapon; emission

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(8) n. 假扮,掩饰 dress or exterior put on for purposes of concealment or of deception

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(9) a. 忧郁的,凄凉的,抑郁的,阴暗的 causing gloom or depression; dreary; somber; melancholy

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(10) v. 使分裂,使陷于混乱,破坏 upset; throw into confusion or disorder