Group (E F) - Spelling Practices

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(1) n. (回声,发出回声,重复) sound reflected from an opposing surface and repeated to the ear; repetition of a sound
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(2) n. (肘) hinge joint between the forearm and upper arm
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(3) n. (电工) one whose occupation is the installation, maintenance, repair, or operation of electric equipment and circuitry
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(4) n. Syn. plague(传染病,流行病) outbreak of a contagious disease that spreads rapidly and widely; widely prevalent
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(5) a. Syn. obvious; apparent; clear(明显的) easily seen or understood; obvious; apparent; clear
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(6) a. (发展的,进化的) of or relating to or produced by evolution or development
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(7) a. Syn. modeled; ideal(出色的,典范的) serving as model; outstanding; typical
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(8) n. Syn. output(支出,花费) payment or expense; output
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(9) ad. Syn. particularly; specifically(特意地,特别地,清楚地) particularly; specifically; in an explicit manner
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(10) a. Syn. stylish(流行的,时髦的,上流社会的) conforming to the current style; being or in accordance with current fashion