"In the US, to enter the aerospace industry, you have to agree to become a US citizen. There is no choice in the matter," says David F. Chu, program manager for Spacecraft Development at the NSPO.
「在美國要進太空界，就要簽同意書，加入美國籍，這是無法選擇的」，太空計畫室衛星本體計畫主持人祝飛鴻說。