GENEVA, Sept. 16 (Xinhua) -- The Earth's protective ozone layer is healing and the ozone hole in 2024 was smaller than in recent years, a UN meteorological agency said in a report Tuesday.

The incident took place around 2:40 a.m. Eastern Time (0640 GMT), according to the FBI. The suspect threw an American flag over the gate before leaving.

人们对胃溃疡有个普遍的误解，那就是胃溃疡是由于情绪不佳、心理困扰和食用辛辣食物导致的。然而现在并没有令人信服的研究能证明这些因素可直接导致溃疡发病。那么胃溃疡的病因到底是什么呢？