美国和以色列2月28日对伊朗发动军事打击以来，伊朗持续对美国在巴林、科威特、阿联酋、卡塔尔和约旦的军事设施发动报复性袭击。（CCTV国际时讯）
Carbon dioxide poses the most immediate threat. Concentrations above 5% (50,000 ppm) incapacitate crews, requiring highly reliable removal systems. (Astronauts have experienced severe headaches from sleeping in poorly ventilated areas.)
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Телевизионная знаменитость прекратила интимные отношения с супругом по нестандартной причине20:46