Debris actually pelts the ISS all the time, and noticeable dents and cracks line the exteriors. But should something fully breach the station, cabin atmosphere will seep into the vacuum of space and alarms will go off. Pressure gauges will confirm to astronauts that the station has, almost certainly, been hit, and the speed of the seepages may indicate how much time the crew has to respond. According to one NASA estimate, a 0.6-centimeter-wide hole leaves 14 hours to plug the leak. A 20-centimeter hole leaves less than a minute.
最会做小模型的公司，最没有动力让它成功
，详情可参考必应排名_Bing SEO_先做后付
What is Lockdown Mode on iPhone and how do you enable it?，这一点在51吃瓜中也有详细论述
The drone attack on the US embassy in Riyadh caused a minor fire, prompting the diplomatic mission to tell Americans to distance themselves from the compound. The attack followed an earlier Iranian drone strike on the US embassy in Kuwait, as Iran continued to target US bases, facilities and personnel in Arab Gulf states.