英文: Coastlines will disappear under water.
中文: 海岸线将消失在海水之下。英文: How can people suddenly disappear?
中文: 为何人会突然消失?英文: The problem won't just disappear .
中文: 这问题不会就这样不了了之的.英文: Must you disappear, like the setting sun?
中文: 你是否要像夕阳般消失??英文: Q: Do floaters ever disappear without vitrectomy?
中文: 不采取玻璃体切除术的话,“飞蚊”会消失吗。