劉毅詞匯22000 有關over的詞群

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近年來，托福、GRE、GMAT、研究生入學考試和其他各種英語等級考試，都傾向于單詞范圍越來越深廣，難度越來越深，而詞匯量不足，全盤都會受影響!突破難記易記的瓶頸，背單詞要從根抓起;詞根相同的一起背;詞義相同的一起記!以下是小編整理的關于劉毅詞匯22000 有關over的詞群的資料，希望對你的詞匯拓展有所幫助！

Group21 Ob-against, over

“對抗；超越”

obstacle

n. 障礙　

If we beat Central High tomorrow, we shall have removed the last obstacle between us and the championship.

如果我們明天擊敗中央中學，便掃除掉我們與冠軍之間的最后障礙。

obliterate

vt. 消除；擦掉　

Today's rain has completely obliterated yesterday's snow;not a trace remains.

今天下的雨把昨天的積雪完全除去，一點也不留。

obsess

vt. 困擾；縈繞

The notion that she had forgotten to lock the front door obsessed mother all through the movie.

在看電影的時候，忘了鎖前門的想法一直縈繞著媽媽。

obstruct

vt. 阻礙　

The disabled vehicles obstructed traffic until removed by a tow truck.

拋錨的車子直到被拖車拖走后才不阻礙交通。

obtrude

vt. 強行提出　

It is unwise for an outsider to his opinions into a family quarrel.

局外人硬把自己的想法加入一場家庭爭論中是不智的。

obviate

vt. 排除；避免　

By removing her hat, the lady in front obviated the need for me to change my seat.

前座的小姐脫掉她的帽子，使我不必換座位。