It is not hard to tell the person in the painting is working at home by seeing his casual wearing and the posture of raising his left hand.

从艺术家身穿的悠闲服饰，及左手举起的姿势，相信艺术家正在家中作画。

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On the obverse, an athlete standing on some steps, holding in his right hand a laurel crown, symbol of victory, and raising his left arm.

奖牌正面为一名运动员站在台阶上，右手拿着一簇月桂花冠，象征着胜利，左手高高举起。

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But then there came a loud knock on the door and the man jerked awake, raising a wand in his right hand and a short knife in his left.

有那么一刻，哈利甚至猜测他是不是死了，但忽然响起的重重敲门声，使那人浑身一震，醒了过来，他右手举起魔杖，左手拿起一把短刀。

youdao

Driven by a key-wound spring, the monk walks in a square, striking his chest with his right arm, raising and lowering a small wooden cross and rosary in his left hand, turning and nodding his head, rolling his eyes, and mouthing silent obsequies.

FORBES: The World of Clockwork Robots