studyn.研究；学习；学科；书房；(绘画或文学)习作；练习曲；沉思；记忆力…的人；台词记得…的人v.研究；学习；读书；仔细观察；努力study diary学习日记

1. Study on chemical constituents in fruits and leaves of Crataegus L.
   山楂属植物果实和叶中化学成分的研究综述。
2. The study protocol and consent form were approved by the Texas A&M University institutional Review Board.
   研究的草案和结果得到了德克萨勘斯大学研究综述公告的认可。