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1·I straightened my tie and walked in.

我把领带拉正，走了进去。《牛津词典》

2·Emmy straightened, hefting her burden.

艾米挺直身子，举起了身上的担子。《柯林斯英汉双解大词典》

3·He stood up and straightened his shoulders.

他站起身，挺起肩膀。《牛津词典》

4·The three men straightened and stood waiting.

那3个人挺直了腰站着等。《柯林斯英汉双解大词典》

5·I straightened myself up to answer the question.

我直起身来回答问题。《牛津词典》

6·He straightened up and looked at me, open-mouthed.

他直起身子看着我，嘴大张着。《柯林斯英汉双解大词典》

7·He straightened up and slipped his hands in his pockets.

他挺直腰，把双手插进衣兜里。《柯林斯英汉双解大词典》

8·She sipped her coffee and straightened a picture on the wall.

她抿了口咖啡，然后把墙上的一幅画扶正。《柯林斯英汉双解大词典》

9·It should be straightened out in a couple of hours.

几小时后应该就可以把它理顺了。

10·The nurse remade the tumbled bed and shook and straightened the pillows.

奶妈重新铺好凌乱的床，抖了抖枕头，把它们弄直。

(1)straighten out清理；使成直线；澄清；改正

(1)straighten up好转；改正；清理