Group (E F) - Spelling Practices

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(1) a. (生态的,生态学的) of or relating to the science of ecology; characterized by the interdependence of living organisms in an environment
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(2) a. Syn. frugal; cheap; economical(经济的,经济学的,有利润的) pertaining to economy; frugal; cheap
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(3) n. Syn. worker(雇员) worker; person who works for another in return for financial or other compensation
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(4) a. (永恒的,持久的,无止境的) continuing forever or indefinitely
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(5) n. Syn. proof; testimony(证据) something which makes evident or manifest; any mode of proof
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(6) n. Syn. outside; appearance(外部,外表) outside; external or outward appearance
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(7) a. Syn. exterior; outer(外部的,表面的) exterior; outer; suitable for application to the outside
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(9) v. Syn. disappear; die out(减弱下去,褪色,消失,枯萎) disappear; die out; lose color; lose freshness
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(10) n. Syn. achievement; accomplishment(功绩,特指勇敢的行为,壮举) achievement; accomplishment