(1)降低(下)，放下(let down;make less high)[T+n，T+n+prep]：～the sails/a flag/the blinds 落帆/降旗/放下窗帘;～one's hands/one's head/one's gun slowly 慢慢放下手/低下头/放下枪;The boat was～ed into the water. 小船被放到水中。～the bookshelf/the ceiling about one foot 把书架/天花板降低约一英尺;L～the bucket into the well to get some water. 把水桶放到井里去打点儿水。〖反〗raise;

(2)(使)降低(减弱)((cause to)become low)[I，I+prep，T+n，T+n+prep]：Many stocks～ed in value. 很多股票价跌。～one's expenses 减少支出;～the pressure in a tyre 减小轮胎的压力;Such acts～ed him in our eyes. 这种行为降低了他在我们心目中的地位。～one's voice to a whisper 压低声音悄悄说话;The price was～ed from ...to ... 价格从……降低到…… 〖反〗raise，rise;

lower away (v adv) 放下(小船)，降下(帆)(vi)(用于imper)：We're ready for the lifeboat —～away!我们准备上救生艇了，快把它放下来!

lower oneself 降低自己的身份(人格)：He would never～himself by taking bribes. 他绝不会降低自己的人格去接受贿赂。