The road continues as straight as an arrow.

公路笔直延伸。

《牛津词典》

They stood as straight as soldiers on parade.

他们像接受检阅的士兵一样站得笔直。

《牛津词典》

He's as straight as I am!

他站得和我一样直！

youdao

Helen looked straight up at the sky as if a lost memory or thought of some kind was coming back to her.

VOA: special.2009.11.08

Se?or, just sit up straight as much as possible.

在座位上尽量坐直身体。

哈佛公开课 - 幸福课课程节选

So, one question is, "What would cause me to perceive somebody as intelligent or stupid, gay or straight, anxious or level-headed?"

第一个问题是，是什么原由让我认为别人是,聪明的，愚蠢的，同性恋的，异性恋的，紧张的，还是冷静的？”

耶鲁公开课 - 心理学导论课程节选

"My approach when I went into bat was to play as straight as possible, " Samaraweera said.

BBC: Samaraweera holds up West Indies

His convictions were always politely stated, affably argued and as firm and straight as the columns of this cathedral.

CNN: President Bush: 'Our whole nation grieves'

Both kids sat up as straight as they could and tried to see.

WSJ: Embracing the Robo Elves of the Bill Clot Christmas Display | Traveler's Tale