a rank of non-commissioned officer in the RAF, above sergeant and below warrant officer
(英国)空军上士。
n. 空军上士
"We're here because this is where the real UAV capability is," the flight sergeant from Darlington, England, said.
“我们来这里学习,是因为这里才是真正具备使用无人飞机能力的地方,”来自英国Darlington的飞行员上士说。
a rank of non-commissioned officer in the RAF, above sergeant and below warrant officer
(英国)空军上士。