translation.en: They had gotten their chemotherapy, and then they randomized them, where half got placebo, and half got a drug called Zoledronic acid that builds bone.
translation.zh: 他们都接受化疗， 然后把他们随机分成2组， 1组用安慰剂， 另1组用唑来磷酸，一种影响骨代谢的药物，