减少；降低， 跌落（ lower的过去式和过去分词 ）；削弱；削减；

1. 凹陷显示：Raised: 凸起显示 | Lowered: 凹陷显示 | None:无任何效果

2. 降[放]低的,减弱的：lower quality lube oil;低质量润滑油 | lowered;降[放]低的,减弱的 | lowered efficiency;降低的效率

3. 较低的：refill 重新装满;再填充 | lowered 较低的 | expedition 远征旅程;探险队

1. below the surround or below the normal position

    e.g. with lowered eyes