音标: 英 [sɜ:'fæktənt] 美 [sɜ:r'fæktənt]
1. I want to give it a little longer but basically, the surfactant didn't do much.
我想多等一会 但表面活性剂的作用不大
2. They just gave him surfactant to, uh, try to open up his lungs.
他们刚给他用了表面活性剂 帮他扩张肺部
3. You just got to get a polyacrylamide to enhance the nanoparticle and surfactant association between the two materials.
你只需利用聚丙烯酰胺 来增强两个表面之间 纳米粒子与表面活性剂的联系