1.I used to believe my mother had magical powers.

1.我以前一直相信我母亲有奇妙魔力。

2.Giving up smoking had a magical effect on his stamina.

2.戒烟神奇地增强体力。

3.Physically he is frail and must sustain himself by imbibing magical potions of his own creation.

3.天生身体弱，必须服用自魔法药剂来维持自生命。

4.After the millenary of tentative idea, mankind can roam wantonly in infinite universe , is that to be so secret, so magical!

4.设想千年以后人类可以在无限宇宙中任意遨游，那是多么奥妙，多么神奇！