as one door closes, another opens

(proverb)you shouldn't be discouraged by failure, as other opportunities will soon present themselves

(諺)一扇門關閉的同時，另一扇門又打開了；不應該為失敗所挫，因為還會有別的機會出現

at the door

on admission to an event rather than in advance

當事情臨近（而非提前）

tickets will be available at the door.

到要走時還可以買得到票。

close (或 shut) the door on (或 to)

exclude the opportunity for

拒之門外；排除…的機會

she had closed the door on ever finding out what he was feeling.

她不愿了解他的感受。

(from) door to door

from start to finish of a journey

旅行從開始到結束

the trip from door to door could take more than four hours.

全部旅程要四個多小時。

visiting all the houses in an area to sell or publicize something

挨家挨戶推銷（或宣傳）

he went from door to door selling insurance policies.

他挨家挨戶地推銷保單。

[as modifier]a door-to-door salesman.

一位逐門逐戶推銷的推銷員。

lay something at someone's door

regard someone as responsible for something

將…歸責于

the failure is laid at the door of the government.

失敗歸咎于政府。

on the door

monitoring admission to a building or event

看門

the uniformed commissionaires on the door.

穿制服的門衛在看門。

open the door to

create an opportunity for

為…打開大門；為…創造機會

her research has opened the door to a deeper understanding of the subject.

她的研究為更深入了解這個問題創造了機會。

out of doors

in or into the open air

在（或去）戶外

food tastes even better out of doors.

在戶外食物味道更好。

at (one's) door

Within one's sphere of accountability.

職責：在某人的責任范圍之內

close the door on 或 shut the door on

To refuse to allow for the possibility of

拒絕：使沒有可能

The secretary of state closed the door on future negotiations.

國務卿使得即將的談判無法進行

leave the door open

To allow for the possibility of

保留可能性

Let's leave the door open for future stylistic changes.

我們得考慮到將來改變風格的可能

show (someone) the door【非正式用語】

To eject (someone) from the premises.

攆出：把（某人）趕出某建筑物

To terminate the employment of; fire.

不再雇傭；解雇