4000 Duolingo (E F) - Spelling Practices

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(1) n. 边缘 brink; perimeter; margin

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(2) v. 发出,放射 give off; send out; give out as a sound

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(3) n. 娱乐 amusement; public shows, performances, or other ways of enjoying yourself

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(4) v. 进化,发展 develop gradually, or to cause something or someone to develop gradually

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(5) v. 驱逐,开除,排出 oust; discharge; force or drive out

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(6) n. 末端,极端,极度 end; utmost point; the outermost or farthest point or portion

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(7) a. 变化无常的,薄情的 not fixed or firm; liable to change; unstable; of a changeable mind

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(8) a. 华丽的 elaborately or excessively ornamented

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(9) n. 打火石 massive, somewhat impure variety of quartz, in color of a gray to brown or black, breaking with fracture and sharp edge

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(10) n. 挑逗,调戏 deal playfully; move abruptly; toss or flip suddenly