Origer walked his daughter down the aisle last fall, only a small cancerous spot remained visible in his liver.
到去年秋天origer先生与他女儿相伴走过走廊，只有一个癌性的小点可在他的肝脏上见到。
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This allowed doctors to administer the drug through the blood, rather than by an injection to one spot, which improves results by ensuring that the entire liver receives an even dose.
Real-time simulations could allow doctors to spot the small fractions of time when the lungs, liver, kidneys, and eventually the heart, are stationary relative to the external radiation beams.