[T] to fasten or connect one object to another

系; 绑; 贴; 固定; 连接; 附上;

Attach a recent photograph to your application form.

申请表上请贴一张近照。

a small battery attached to a little loudspeaker

装在小喇叭上的一节小电池

Please fill in and return the attached reply slip.

请填好所附的回条并把它寄回。

be attached to sb / sth, to like someone or something very much, because you have known them or had them for a long time

喜欢（依恋）某人/某物:

It's easy to become attached to the children you work with.

很容易喜欢上和你相处的孩子们。

attach importance / significance etc to sth, to believe that something is important

重视某事物，认为某事物很重要:

People attach too much importance to economic forecasts.

人们把经济预测看得过于重要。

[I,T] if blame attaches or is attached to someone, they are responsible for something bad that happens

（使）〔某坏事的责任〕与…有牵连:

No blame can be attached to Roy for the incident.

这事件罗伊一点责任也没有。

[I,T] if a quality, feeling, idea etc attaches or is attached to a person, thing, or event, it is connected with them

（使）〔某素质、情感、思想等〕与…联系起来:

It's easy to let the emotions attached to one situation spill over into others.

由一件事情产生的情绪很容易影响到其他事情。

be attached to sth

[T] to connect a document or FILE to an email so that you can send them together

附加〔文件〕到电子邮件

attach yourself to sb, to join someone and spend a lot of time with them, often without being invited or welcome

〔常指不请自来或不受欢迎地〕和某人在一起，缠着某人:

A young man from Canada had attached himself to Sam.

一个加拿大来的小伙子缠着萨姆。

attach a condition (to sth), to allow something to happen, but only if someone agrees to do a particular thing or accept a particular idea

（在某事上）附加条件:

When approving a merger, the commission can attach conditions.

委员会在批准公司合并的时候可以附加条件。

attach a label to sb / sth, to think of or describe someone or something as being a particular thing, especially in a very general way

把某人/某事归类:

You can't really attach a label to this type of art.

这种艺术真的无法归类。