Stories of USA Today
Materials for Reading & Listening Practice
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 Group (U V W Y Z) - Spelling Practices
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a. Syn. supersonic
(超音速的,超聲(波)的) supersonic; higher in frequency than the range of sound perceptible to the human ear


Spelling Word: ultrasonic
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a. Syn. suave; refined; elegant
(文雅的,高雅的,彬彬有禮的) showing a high degree of refinement


Spelling Word: urbane
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n.
(最遠的,極度的,最大程度的) farthest point or extremity; most distant; extreme


Spelling Word: utmost
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a. Syn. sound; true
(正當的,有效的) logically convincing; sound; legally acceptable; well grounded


Spelling Word: valid
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n. Syn. rejection; prohibition
(否決,否決權) rejection; vote that blocks a decision; deny; prohibit; command against


Spelling Word: veto
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v.
(顫動,震動) shake, quiver; move or swing from side to side regularly


Spelling Word: vibrate
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a. Syn. sticky; gluey
(粘的) sticky; gluey; having high resistance to flow


Spelling Word: viscous
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v.
(使顯現,使形象化) make visual, or visible; see in fancy; form a mental image of


Spelling Word: visualize
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a. Syn. changeable; explosive; fickle
(揮發的,飛行的,可變的,爆炸的) tending to vary often or widely, as in price; inconstant or fickle; tending to violence


Spelling Word: volatile
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a. Syn. tight
(防水的) tight; unaffected by water; made of or covered with material that doesn't allow water in


Spelling Word: waterproof