set a timer (for + time)
set a timer for 后接时间段,表示设定的定时时长。
She set a timer for twenty minutes.
她把定时器设为二十分钟。
定时器
先理解核心含义,再看它在真实句子里的用法。
定时器
a timepiece that measures a time interval and signals its end
She set a timer for twenty minutes.
她把定时器设为二十分钟。
计时者;计时器。
Agent noun of time: someone or something that times.
测量时间间隔并在结束时发出信号的计时器
a timepiece that measures a time interval and signals its end
(体育)记录比赛时间的官员
(sports) an official who keeps track of the time elapsed
在设定时间启动或关闭装置的调节器
a regulator that activates or deactivates a mechanism at set times
She set the timer for ten minutes before putting the cake in the oven.
她把定时器设为十分钟,然后把蛋糕放进烤箱。
The kitchen timer rang loudly, telling us the eggs were ready.
厨房定时器大声响起,告诉我们鸡蛋煮好了。
I use a timer on my phone to remind me to stretch during work.
我用手机上的定时器提醒自己工作期间伸展一下。
set a timer for 后接时间段,表示设定的定时时长。
She set a timer for twenty minutes.
她把定时器设为二十分钟。
go off 是定时器到点发出响声的常用说法。
When the timer goes off, take the cake out of the oven.
定时器一响,就把蛋糕从烤箱里拿出来。
a timer for 后接用途,常译为“…的定时器”。
We bought a timer for the oven.
我们买了一个烤箱定时器。
Not this
I bought timer yesterday.
Use this
I bought a timer yesterday.
timer 是可数名词单数,前面必须要有限定词(如 a),不能单独使用;汉语“买了定时器”没有冠词,学习者容易漏掉 a。
Not this
I set a timer of 10 minutes.
Use this
I set a timer for 10 minutes.
表示定时时长时,英语搭配是 set a timer for + 时间段;of 不用于“把定时器设为多长时间”。中国学习者受“10分钟的定时器”这种定语结构影响,容易误用 of。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
设定定时器
I set a timer for 10 minutes before taking the cake out of the oven.
我把蛋糕从烤箱里拿出来之前,设了一个10分钟的定时器。
定时器响起
The timer went off while I was in the shower.
我洗澡的时候定时器响了。
厨房定时器
She uses a kitchen timer to remind herself to drink water.
她用厨房定时器提醒自己喝水。
倒计时定时器
The presentation started with a countdown timer on the screen.
演示开始时屏幕上有一个倒计时定时器。
启动定时器
He started a timer to track how long the meeting lasted.
他启动了一个定时器来记录会议持续了多长时间。
定时器时间到
When the timer runs out, the game ends automatically.
定时器时间一到,游戏就会自动结束。
老人;老前辈
The old-timers still tell stories about the town in the 1950s.
那些老前辈还在讲这个小镇上世纪50年代的故事。
Use timer naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把 time(时间)加上 -er,就成了 timer(定时器)。想象厨房里滴答走字、到点响铃的计时器。
语域:neutral 常见场景:厨房、运动比赛、实验室 该词多用于日常和正式场合,比较常见于厨房、运动比赛或实验室等需要计时的场景,属于中性表达。
押韵词:climber /ˈklaɪmɚ/。注意拼写相似的 timber /ˈtɪmbɚ/、timbre /ˈtæmbɚ/(也读 /ˈtɪmbɚ/)和 tamer /ˈteɪmɚ/ 发音都不同。后缀 -er 是非重读音。
Dictionary facts from ECDICT, WIKTIONARY.