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

Passenger is request to remain seat until the main door is open.

乘客们被要求在座舱门打开之前呆在座位上。

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.

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Atiq hunches his shoulders and heads toward the building, where armed men waiting for him are squatting on either side of the main door.

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