in a way that is tight or completely stretched

Carefully, but tautly, tie the netting to the twine. 小心拉紧渔网，把它系到绳子上。

He had superb facial bones over which dark coppery skin was stretched tautly. 他脸型奇伟，面部紧绷着深铜色皮肤。

in an excited or nervous way

Katherine sat tautly at the edge of her chair. 凯瑟琳紧张地贴坐在椅子的边沿上。

The book is more chilling and tautly edgy that the movie . 这本书（的情节）比电影更刺激，更紧张。

(of writing or speech) in a way that is controlled, clear, and short

"That's ridiculous," she said tautly. “这太荒谬了”，她简短地说道。

Down River is even more tautly written. 《背水一战》写得更为紧凑。