The warehouse worker lifted the heavy boxes with bent knees to protect his back.

倉庫員工彎著膝蓋搬起沉重的箱子，以保護他的背部。

After hours at the front desk, Maria stood up from her bent position and stretched.

在櫃檯待了好幾個小時後，瑪麗亞從彎著身子的姿勢站起來伸展一下。

The technician stayed bent over the copier for twenty minutes before finding the paper jam.

技術人員彎著腰在影印機前忙了二十分鐘，才找到卡紙的地方。