老美这次又走到前面了吧？

Marines with Combat Logistics Battalion 5 return from  familiarizing  themselves with the downward thrust of a Kaman K1200, or  "K-MAX,"  unmanned helicopter during initial testing in Helmand  province,  Afghanistan, May 22. Marine Unmanned Aerial Vehicle Squadron 2  pioneered  the first unmanned, mid-flight external cargo hookups, and  delivered  approximately 6,000 pounds of gear in their first day of  testing.                                       

                                                        A Kaman K1200, "K-MAX," unmanned helicopter with Marine Unmanned  Aerial  Vehicle Squadron 2 hovers over a cargo load in Helmand province,   Afghanistan, May 22. The squadron broke new ground with the platform  by  performing the first mid-flight, unmanned cargo hookups with landing   support team Marines from Combat Logistics Battalion 5.                                       

Landing support team Marines with Combat Logistics Battalion 5 rush toward a hovering Kaman K1200, "K-MAX," unmanned helicopter in Helmand province, Afghanistan, May 22. Marine Unmanned Aerial Vehicle Squadron 2 made history with the CLB-5 Marines by performing the first ever unmanned, mid-flight cargo hookups, also known as "hot hookups."

Marines with Combat Logistics Battalion 5 wait to approach a  cargo  hookup site in Helmand province, Afghanistan, May 22. Marine  Unmanned  Aerial Vehicle Squadron 2 made history with the landing  support team  Marines and the Kaman K1200, "K-MAX," unmanned helicopter  by performing  the first unmanned, mid-flight cargo hookups.                                       

Sgt. Brianna Conte, a landing support team leader with Combat  Logistics  Battalion 5 and Lafayette, Calif., native, directs her team  after  executing an external cargo hookup with a hovering Kaman K1200,  "K-MAX,"  unmanned helicopter in Helmand province, Afghanistan, May 22.  The CLB-5  Marines made history with Marine Unmanned Aerial Vehicle  Squadron 2 by  performing the world's first unmanned "hot hookups" and  assisting in the  delivery of nearly 6,000 pounds of gear on the first  day of trials.                                       

英文的注释，渣翻译就不献丑了
Landing support team Marines with Combat Logistics Battalion 5 rush toward a hovering Kaman K1200, "K-MAX," unmanned helicopter in Helmand province, Afghanistan, May 22. Marine Unmanned Aerial Vehicle Squadron 2 made history with the CLB-5 Marines by performing the first ever unmanned, mid-flight cargo hookups, also known as "hot hookups."



Marines with Combat Logistics Battalion 5 return from  familiarizing  themselves with the downward thrust of a Kaman K1200, or  "K-MAX,"  unmanned helicopter during initial testing in Helmand  province,  Afghanistan, May 22. Marine Unmanned Aerial Vehicle Squadron 2  pioneered  the first unmanned, mid-flight external cargo hookups, and  delivered  approximately 6,000 pounds of gear in their first day of  testing.                                       

                                                        A Kaman K1200, "K-MAX," unmanned helicopter with Marine Unmanned  Aerial  Vehicle Squadron 2 hovers over a cargo load in Helmand province,   Afghanistan, May 22. The squadron broke new ground with the platform  by  performing the first mid-flight, unmanned cargo hookups with landing   support team Marines from Combat Logistics Battalion 5.                                       

Landing support team Marines with Combat Logistics Battalion 5 rush toward a hovering Kaman K1200, "K-MAX," unmanned helicopter in Helmand province, Afghanistan, May 22. Marine Unmanned Aerial Vehicle Squadron 2 made history with the CLB-5 Marines by performing the first ever unmanned, mid-flight cargo hookups, also known as "hot hookups."

Marines with Combat Logistics Battalion 5 wait to approach a  cargo  hookup site in Helmand province, Afghanistan, May 22. Marine  Unmanned  Aerial Vehicle Squadron 2 made history with the landing  support team  Marines and the Kaman K1200, "K-MAX," unmanned helicopter  by performing  the first unmanned, mid-flight cargo hookups.                                       

Sgt. Brianna Conte, a landing support team leader with Combat  Logistics  Battalion 5 and Lafayette, Calif., native, directs her team  after  executing an external cargo hookup with a hovering Kaman K1200,  "K-MAX,"  unmanned helicopter in Helmand province, Afghanistan, May 22.  The CLB-5  Marines made history with Marine Unmanned Aerial Vehicle  Squadron 2 by  performing the world's first unmanned "hot hookups" and  assisting in the  delivery of nearly 6,000 pounds of gear on the first  day of trials.                                       

英文的注释，渣翻译就不献丑了
Landing support team Marines with Combat Logistics Battalion 5 rush toward a hovering Kaman K1200, "K-MAX," unmanned helicopter in Helmand province, Afghanistan, May 22. Marine Unmanned Aerial Vehicle Squadron 2 made history with the CLB-5 Marines by performing the first ever unmanned, mid-flight cargo hookups, also known as "hot hookups."