OBJECTIVE: To evaluate the preventive efficacy of highly selective 5-HT3 receptor antagonist tropisetron for postoperative nausea and vomiting(PONV) in patients undergoing neurosurgery craniotomy.是什么意思_OBJECTIVE: To evaluate the preventive efficacy of highly selective 5-HT3 receptor antagonist tropisetron for postoperative nausea and vomiting(PONV) in patients undergoing neurosurgery craniotomy.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句