detach sth from sth
He detached the trailer from the car.
他把拖车从汽车上拆了下来。
使分离；拆下；卸下
脱离；松开；分遣；派遣（小部队等）；拆开；取下；为特定目的或用途分开；脱离某物
To remove or separate something from something it was attached to.
拆开；取下
To take apart from; to take off.
为特定目的或用途分开
To separate for a special object or use.
脱离某物
To come off something.
一般现在时
He detaches the component from the main unit.
他把部件从主机上拆下来。
一般过去时
She detached the file from the email.
她从邮件中分离了附件。
现在进行时
They are detaching the parts carefully.
他们正在小心地拆下零件。
现在完成时
The soldier has detached from his unit.
那名士兵已经脱离了他的部队。
Remember to detach the charger from the phone before you put it in your bag.
记得把充电器从手机上拔下来，再放进包里。
用法提示：detach...from 表示“从……拆下/分离”，此处是及物动词原形，用于祈使句。
She carefully detached the old photo from the album page.
她小心地把旧照片从相册页上取下来。
用法提示：detached 是 detach 的过去式，表示“取下、使分离”，后接宾语。
You can detach this part of the vacuum cleaner to clean it more easily.
你可以把吸尘器的这个部件拆下来，这样更容易清洗。
用法提示：detach 在此意为“拆下、卸下”，用于情态动词后，作动词原形。
He detached the trailer from the car.
他把拖车从汽车上拆了下来。
反身结构，表示主动脱离某种关系或环境。
She tried to detach herself from the emotional situation.
她试图让自己从情感纠葛中解脱出来。
不及物用法，表示自行分离或脱落。
The handle detaches easily from the body.
手柄很容易从主体上脱落。
最通用，可用于物理或抽象分离，如separate the pages
常指电线、管道或电子设备的断开，如disconnect the cable
强调机械或齿轮的脱开，也可用于比喻，如disengage the clutch
指解开纽扣、拉链、扣环等，如unfasten the belt
侧重物体被移走，不一定强调原来连接，如remove the lid
grammar · medium
易错句子She detached the tag the shirt.
正确表达She detached the tag from the shirt.
动词 detach 后需用介词 from 引出被分离的物体，中文常漏译“从”，导致介词缺失错误。
grammar · medium
易错句子He detached the picture of the wall.
正确表达He detached the picture from the wall.
detach 搭配介词 from 表示分离来源，不可用 of（所属关系），错误源于介词泛化。
detach 表示分离，attach 表示连接，两者拼写相似但意义相反，容易混淆。
detach 强调从整体上拆下或脱离某个部件，而 separate 更泛指将多个实体分开或隔开。
从…分离；脱离
The label was easy to detach from the package.
标签很容易从包装上撕下来。
使自己脱离；抽身
He detached himself from the group and walked away.
他脱离群体走开了。
派遣一支小分队
The commander detached a unit to scout the area.
指挥官派遣了一支小分队去侦察该地区。
变得分离；脱落
The handle became detached from the door.
把手从门上脱落了。
情感上疏离
She tried to detach emotionally from the situation.
她试图在情感上与这种情况保持距离。
使自己脱离；使分开（尤指情感上）
It's important to detach yourself from the outcome and focus on the process.
让自己脱离对结果的执着，专注于过程很重要。
与…分离；对…漠然
After the argument, he felt completely detached from his family.
争吵之后，他感到与家人完全疏远了。
Dictionary facts from ECDICT, WIKTIONARY.