door开关是什么意思
“华女110”通过精心收集，向本站投稿了6篇door开关是什么意思，下面是小编精心整理后的door开关是什么意思，仅供参考，大家一起来看看吧。
篇1：door开关是什么意思
door英语含义：
door
n.
门;出入口;门口;门边;门旁
复数： doors
For reasons of security the door is always kept locked.
为了保证安全，门总是锁着的。
The agreement will open the door to increased international trade.
此协议将会提供增加国际贸易的'机会。
The government's policy is an open door to disaster.
政府的政策为灾难敞开了大门。
There's building work going on next door.
邻居正大兴土木。
篇2：door是什么意思中文
例句：
Would you open the door for me, please?
请你给我开门好吗？
He had to lower his head to get through the door.
他得低头才能过这道门。
This door should only be used in an emergency.
这道门只能在紧急情况下使用。
I had a letter from the people who used to live next door.
我接到了过去的.邻居写来的一封信。
You can't open the door from the outside.
你从外边打不开这个门。
篇3：英语door是什么意思
相似短语
at the door prep.临近
be on the door 守门, 门口值勤
door to door service 门到门服务，门对门运输
door to door transport 门到门运输
from door to door adv.挨家挨户地
door to door car 送货用汽车
door to door transportation 门对门运输
door to door service 【经】 送货上门服务
door to door risk 【经】 库房至库房风险(条款)
from door to door selling 【经】 按户上门推销, 挨家挨户上门推销
篇4：door哪个意思
Many patients are trapped in a revolving door of admission, discharge, and readmission.
许多病人陷入了入院、出院、再入院的.怪圈里。
pounding on the door, she shouted at the top of her voice.
她一边嘭嘭擂门，一边大声喊叫。
Opposite the front door was a staircase which I proceeded to climb.
前门对面是我接着要爬的楼梯。
The door was thrown open and a uniformed guard entered the room.
门被撞开后一名穿制服的警卫走进了房间。
She blew out the candle and groped her way to the door.
她吹灭了蜡烛，摸索着走到门口。
篇5：开关io是什么意思
开关（一类电子元件）：
开关的词语解释为开启和关闭。它还是指一个可以使电路开路、使电流中断或使其流到其他电路的电子元件。最常见的开关是让人操作的'机电设备，其中有一个或数个电子接点。接点的“闭合”（closed）表示电子接点导通，允许电流流过；开关的“开路”（open）表示电子接点不导通形成开路，不允许电流流过。
篇6：英文door什么意思
例句：
The door squeaked open.
门嘎吱一声开了。
The door clicked shut.
门咔嗒一声关上了。
This door is alarmed.
这扇门安装了警报器。
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