lower sth
及物动词，后面直接跟宾语，表示把某物放低，或把声音、程度等降低。
Please lower your voice; the baby is sleeping.
请把你的声音放低；宝宝在睡觉。
把…放低；降下；放下
lowers — third person singular of lower
降低；减少；下降；减少；贬低；使谦卑；自谦；降低身份；通过自身重量下降,如悬挂的物体；放下。
to move something to a lower position; to let or pull it down
指物理位置上的放低或降下。
通过自身重量下降,如悬挂的物体；放下。
To let descend by its own weight, as something suspended; to let down.
拉下
To pull down.
把某物或某人放低
move something or somebody to a lower position
降低高度。
To reduce the height of.
调低
set lower
降低方向
To depress as to direction.
使变得不那么高。
To make less elevated.
降低程度、强度等
To reduce the degree, intensity, strength, etc., of.
降低；使谦卑。
To bring down; to humble.
自谦；做认为有失身份的事
To humble oneself; to do something one considers to be beneath one's dignity.
降低(某物)的价值、数量等
To reduce (something) in value, amount, etc.
下降；减少；减弱
To fall; to sink; to grow less; to diminish; to decrease.
减少价值、数量等
To decrease in value, amount, etc.
在程序编译中,将操作简化为单个机器指令
To reduce operations to single machine instructions, as part of compilation of a program.
一般现在时
She lowers the flag every evening.
她每天晚上降下旗帜。
一般过去时
He lowered his voice so the baby would not wake.
他压低了声音，以免吵醒婴儿。
现在完成时
They have lowered the price twice this month.
这个月他们已经两次降价了。
规则动词，过去式和过去分词都是 lowered；第三人称单数 lowers，现在分词 lowering。既可指把物体放低、降下，也可指降低程度或数量。
She lowered the box gently onto the floor.
她轻轻地把箱子放到地板上。
用法提示：lower 作及物动词，表示把某物放低到较低的位置。
AI contextual example
Please lower your voice; the baby is sleeping.
请把声音放低，宝宝在睡觉。
用法提示：lower 作及物动词，表示降低声音的强度。
AI contextual example
The store lowered its prices by ten percent last week.
这家商店上周把价格降低了百分之十。
用法提示：lower 作及物动词，表示降低数量或程度。
AI contextual example
及物动词，后面直接跟宾语，表示把某物放低，或把声音、程度等降低。
Please lower your voice; the baby is sleeping.
请把你的声音放低；宝宝在睡觉。
to 后面接降低之后达到的水平或数值。
The store lowered the price to fifty dollars.
商店把价格降到了五十美元。
by 后面接下降的幅度或数量。
The company lowered its costs by ten percent.
公司把成本降低了百分之十。
反身用法，表示屈尊、做有失身份的事，常用于否定句。
He would never lower himself to cheat.
他绝不会自降身份去作弊。
grammar · medium
易错句子This laptop is more lower in price than that one.
正确表达This laptop is lower in price than that one.
lower 本身已经是 low 的比较级，不能再在前面加 more。汉语用“更”加在形容词前表示比较（更低），学生容易把这个“更”直译成 more，与英语的 -er 比较级叠加，造成双重比较级错误。
grammar · medium
易错句子Could you lower down the volume a little?
正确表达Could you lower the volume a little?
lower 作动词时本身就含“向下、变低”的方向义，再加 down 属于语义重复。汉语“降下、放低”里的“下”是结果补语，不能逐字译进英语。修正时只删去多余的 down，意思不变。
grammar · medium
易错句子Please lower your sound; the baby is sleeping.
正确表达Please lower your voice; the baby is sleeping.
汉语“把声音放低”中的“声音”可指人的嗓音，也可指音量。英语指人的嗓音要用 voice（音量则用 volume），sound 泛指各种声响，不能与 lower 这样搭配；因此改 sound 为 voice 即可，intended meaning 是说话声小一点。
压低声音
He lowered his voice so as not to wake the baby.
他压低声音以免吵醒婴儿。
降低价格
The store lowered the price to attract more customers.
商店降低了价格以吸引更多顾客。
降旗
They lower the flag at sunset every day.
他们每天日落时降旗。
低下头
She lowered her head in shame.
她羞愧地低下了头。
降低温度
You can lower the temperature by turning on the air conditioner.
你可以打开空调降低温度。
root
suffix
常与lower搭配，表示降低价格
常与lower搭配，表示降低温度
常与lower搭配，表示降低音量
常与lower搭配，表示降低高度
常与lower搭配，表示降低位置
降低标准
The company lowered the bar for acceptance to attract more applicants.
公司降低录取标准以吸引更多申请人。
放松警惕
You should never lower your guard when negotiating a contract.
在谈判合同时你绝不应放松警惕。
严厉惩罚；采取严厉措施
The teacher lowered the boom on students who were cheating.
老师对作弊的学生严厉处罚。
降下你的护盾并关闭你的武器。
Obi-Wan Kenobi (Ewan McGregor) says this to the Trade Federation in Star Wars: Episode I – The Phantom Menace (1999).
欧比旺·克诺比（伊万·麦克格雷格饰）在《星球大战前传1：幽灵的威胁》（1999）中对贸易联邦说这句话。
放下救生艇！
Crew members shout this order during the sinking of the Titanic in the movie Titanic (1997).
在电影《泰坦尼克号》（1997）中，船员在泰坦尼克号沉没时高声喊出这个命令。
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Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.
降低期望
He had to lower his expectations after the budget cuts.
预算削减后他不得不降低期望。