extrinsic study

基本解释

However, one study found that salespeople who wanted extrinsic rewards were less effective in salary-only plans.
然而，一項研究發現銷售人員想獲得純粹工資計劃少有的額外獎勵。
We summarize the extrinsic and domestic drug study of resistanting HIV infection in mechanism, application and cautions.
本文綜述了國內外抗HIV感染的研究情況，從機制、應用與注意事項幾個方麪分別作介紹。
Study on the co-expression of extrinsic gene in transgenic plants using the mold plant tobacco was significant in investigation of expression condition of the anti-insect gene.
利用菸草這一模式植物研究外源基因在轉基因植物中的協同表達，對抗蟲基因工程研究有一定理論意義。

外部研究
The third part focuses on the discussion about intrinsic and extrinsic study.
第三部分是對內部研究與外部研究的探討。
語言學
外部研究