I arrived at the church at two-thirty p.m. to find some early comers outside the main door.

我于下午两点半来到教堂，发现大门外已有些人到了。

《柯林斯英汉双解大词典》

The slides at main door can be used as flotation aid.

主出口的滑梯可用作辅助漂浮装置。

youdao

Behind her was an elderly lady sitting outside the main door of the house.

而她身后的堂屋门前，坐着一位老太太。

youdao

And a pathway, like a little bridge, led from the street to the school's main door.

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Some of the rack was removed last week to create a gap in front of the main door.

WSJ: NYC launches bike share program, largest in nation

The bookstore near the main door?

FORBES: Good Neighbors