Both helium-powered airships were to have integrated gun openings .
这两艘氦动力飞艇整合了射击孔。
Germany used zeppelins and other airships for military purposes .
德国将齐伯林式飞艇和其它类型飞艇用于战争。
Some airships can carry 10 times the payload of a 747 .
有些飞艇的有效载荷是波音747的十倍。
The airships have passed the southern forest .
飞艇已经飞过了南方的森林。
The spectacular explosion of the hindenburg in 1937 spelled the end of an era , but up until then german airships had flown the atlantic currents accident-free for a number of years .
