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患儿胎龄33周，生后6小时出现呼吸困难、呻吟，进行性加重。体检有吸气性三凹征，两肺呼吸音减低。 该患儿胸片可表现为
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患儿男，14个月，咳嗽10天加剧3天，呈阵发性痉挛性咳嗽伴鸡鸣样回声，以夜间为甚，病初低热3天。体检：体温正常，咽红，舌系带溃疡，呼吸音粗。X线胸片显示间质改变，外周血WBC 13.8×109/L，中性粒细胞0.18，淋巴细胞0.82，未接种过疫苗。 最可能的诊断是
患儿男，1岁，因咳嗽、发热2天，伴晕厥2次入院。1天前患儿突发晕厥，当时面色苍白，双目凝视，四肢强直，呼之不应，伴尿失禁，持续2～3分钟自行缓解。今患儿哭闹后再次发作晕厥遂来院急诊。查体：T 37.7℃，P 158次/min，R 36次/min，体重10kg，昏迷状，生长发育可，前囟平软，面、唇稍苍白，无颈阻，呼吸平稳，双肺呼吸音粗，心音有力、律不齐，未闻及杂音，腹软，肝肋下1cm，四肢肌张力正常，神经系统检查无异常。 经上述处理2天后，患儿精神、食欲好，未再发生晕厥，仍有咳嗽，心电监测示窦性心律，心肌酶谱示cTnl升高。下一步治疗应做哪些调整
Contrary to the old warning that time waits for no one, time slows down when you are on the move. It also slows down more as you move faster, which meansastronauts(宇航员) someday may 1 so long in space that they would return to an Earth of the 2 future. If you could move at the speed of light, your time would stand still. If you could move faster than light, your time would 3 . Although no form of matter yet 4 moves as fast as or faster than light, 5 experiments have already confirmed that accelerated 6 causes a traveler"s time to be stretched. Albert Einstein predicted this in 1905, when he 7 the concept of relative time as part of his Special Theory of Relativity. A search is now under way to confirm the suspected existence of particles of matter that move at a speed greater than light, and therefore, might 8 our passports to the past.Anobsession(沉迷) with time—saving, gaining, wasting, losing, and 9 it—seems to have been a part of humanity for as long as humans have existed. Humanity also has been obsessed with trying to capture the meaning of time. Einstein used a definition of time for 10 , as that which is measured by a clock.Thus, time and time"s relativity are measurable by any hourglass, alarm clock, or an atomic clock that can measure a billionth of a second.
Questions 22 to 25 are based on the passage you have just heard.
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