yán / jiū / rén / yuán / zhèng / zài / cè / shì / xīn / de / fù / xíng / jì / yǐ / tí / gāo / yào / wù / de / wěn / dìng / xìng研究人员正在测试新的赋形剂,以提高药物的稳定性。Researchers are testing a new excipient to improve the stability of the medicine.