Her arms hung slackly by her sides.

她的胳膊在两边耷拉着。

《牛津词典》

He grabbed her arms and pinned them to her sides.

他抓住她的双臂，按在她的腰间。

《牛津词典》

There's my boat, John, with her sides stove in!

那是我的船，约翰，船的侧面都陷下去了！

youdao

Becky Marie Thane lets her long arms fall to her sides in surrender, the blue bandanna dangling from her right hand.

NEWYORKER: Indianapolis (Highway 74)

Rules for the game are few and simple: the subject must be lying straight, with palms against his or her sides and toes pointing towards the ground.

FORBES: A disturbing Facebook meme: The lying down game

Then they approach her, unceremoniously command her to keep still, and begin to bind her tightly, pinioning her arms to her sides and trussing her legs together at midthigh.

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