我可以同大家講好多 關於呢三個行星唔同嘅特性 點樣影響適居性 但係因為我研究嘅關係 同埋因為我係講者 （ 笑聲 ） 所以我想花一兩分鐘同你哋講下磁場
I could tell you a lot about how the different properties of these three planets affect habitability, but because of my research and because I'm a speaker (laughter), I'd like to spend a minute or two talking to you about magnetic fields