他的设想是这样的：“大气球”爆掉之后释放出药物阻断通往肿瘤的血管，然后再由“小气球”释放化疗药物。
He envisioned a bigger "balloon" that would burst and release drugs to shut off tumor blood vessels-then a smaller balloon would release chemotherapy drugs.
他的设想是这样的：“大气球”爆掉之后释放出药物阻断通往肿瘤的血管，然后再由“小气球”释放化疗药物。
He envisioned a bigger "balloon" that would burst and release drugs to shut off tumor blood vessels-then a smaller balloon would release chemotherapy drugs.
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