Group (U V W Y Z) - Spelling Practices

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(1) n. ((尚未取得学位的)大学生) university student who has not yet received a first degree
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(2) a. Syn. unjust; biased(不公平的) unjust; contrary to laws or conventions, especially in commerce
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(3) v. (打开,显露) extend or stretch out to a greater or the full length; happen
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(4) ad. Syn. unluckily(不幸地) unluckily; by bad luck
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(5) v. (摆脱…的负担,卸) take something off a container
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(6) n. (真空) empty area or space; electrical home appliance that cleans by suction
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(7) n. (有效性,合法性) quality of having legal force or effectiveness
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(8) n. Syn. watchfulness; alertness; caution(警惕) watchfulness; wakefulness; process of paying close and continuous attention
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(9) n. (小提琴,小提琴手) small instrument with four strings, played with a bow; a fiddle
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(10) a. Syn. sticky; gluey(粘的) sticky; gluey; having high resistance to flow