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。