With his left hand he groped for the knob, turned it, and pulled the door open.

他用左手摸索到门把手，转动把手，把门拉开。

《柯林斯英汉双解大词典》

She slapped it open with her hand and ran across the room to the four-posted bed.

她用手一把推开门，直跑到房间那头有四根柱子的床前。

youdao

That shape is like holding your hand open with all five fingers showing.

这个形状就像是张开你的手，把五根手指都露出来。

youdao

OSSIE DAVIS: "Baseball should be taken seriously by the colored player -- and in this effort of his great ability will open the avenue in the near future wherein he may walk hand in hand with the opposite race in the greatest of all American games -- baseball."

VOA: special.2009.04.05

Hundley then turned around and slapped the 2-year-old in the face with an open hand, which caused the child to scream even louder, the affidavit said.

CNN: STORY HIGHLIGHTS

World Peace grabbed Knight around the neck and struck him in the jaw with the knuckles of his mostly open hand on Sunday with 1:43 left in the first half of the Lakers' 98-97 win over the Pistons.

WSJ: World Peace suspended, Howard out for Lakers

For example, the Hawaii Sign Language word for father is to wag your finger -- whereas in ASL, it's an open hand with fingers spread and a thumb to the forehead.

CNN: Researchers document distinctive Hawaii Sign Language