We just use the entry of 2nd floor as a bird entry hole.

我们直接用二楼的进口处当进鸟洞。

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This article introduces the application of fire entry hole of rectangle kiln with outer fire box before reconstructing and the necessity of reconstruction.

介绍了外火箱矩形竖窑进火孔改造前的使用情况以及改造的必要性；

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The punch includes an end portion adapted to Pierce an entry hole and bend material around the entry hole to form a retained slug along an inner edge of the entry hole.

该冲头包括端部，该端部适于刺穿入口孔并折弯环绕该入口孔的材料，以沿着该入口孔的内缘形成残留的废料。

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Hackers gained entry via a hole in the network that had been open for quite some time, even though analysts continually recommended identifying and applying security controls consistently across the entire organization.

FORBES: The Hidden IT Security Threat: Multifunction Printers

For Borders, a late entry to the Internet dug a hole the company has had difficulty climbing out of.

FORBES: Booking Losses

Captain Tariq Ahmad, a doctor who examined Pte Cutts shortly afterwards and certified him dead, said he had mistaken a bullet hole over the soldier's eye for an entry wound, when in fact it was an exit wound.

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