railgun

US

UK

A1 初級
n.名詞軌道砲
The military is experimenting with railguns as a next-generation weapon.
n.名詞軌道砲 (科幻)
Railguns are a common weapon in science fiction settings due to their high power and range.

影片字幕

我們為什麼不把垃圾發射到太陽上? (Why Don't We Launch Our Trash Into The Sun?)

04:03我們為什麼不把垃圾發射到太陽上? (Why Don't We Launch Our Trash Into The Sun?)