lower a flag

降旗

She lowered her eyes, shaking her head slightly.

她垂下眼睛，轻轻地摇了摇头。

lower expenses / one’s voice / pressure

减少开支/压低嗓门/减轻压力

This shop has lowered its prices.

这家商店已降低了价格。

Nina chewed her lower lip anxiously.

尼娜焦急地咬着下嘴唇。

Temperatures will be lower over the weekend.

周末气温会更低。