1、overcome

克服；控制；戰勝

Molly had fought and overcome her fear of flying.

莫莉已經努力克服了對飛行的恐懼。

Find a way to overcome your difficulties.

找出辦法戰勝困難。

（感情上）受到極大影響，承受不起

The night before the test I was overcome by fear and despair.

考試前的晚上，恐懼和絕望讓我內心無比驚慌。

A dizziness overcame him, blurring his vision.

他感到一陣眩暈，眼前發黑。

（煙、毒氣等）熏倒，使受不了

The residents were trying to escape from the fire but were overcome by smoke.

居民試圖逃離火場，卻被濃煙熏倒了。

2、maintain

維持;保持

The Department maintains many close contacts with the chemical industry.

這個部門與化工行業保持著眾多密切的聯系。

Push yourself to make friends and to maintain the friendships.

要求自己與人交友并保持友誼。

斷言;宣稱;堅稱

He has maintained that the money was donated for international purposes.

他堅稱這筆捐款將用于國際用途。

Prosecutors maintain no deal was made.

原告堅持說不存在任何交易。

保持，維持（在某一比率或水平上）

The government was right to maintain interest rates at a high level.

政府維持高利率的做法是正確的。

action is required to ensure standards are maintained at as high a level as possible.

要求采取行動確保標準維持在盡量高的水平上。