vt.

1. 展開，攤開；打開
   I unfolded the letter and read it.

   我打開信讀了起來。

2. 顯露；表露；呈現
   She unfolded to him her plan for the future.

   她向他表露她未來的計畫。

vi.

1. 展開；展示
2. 顯露；呈現
   A beautiful view unfolded before us.

   我們面前呈現出一派美麗景色。

v.

1. open or spread out from a folded position.
2. reveal or be revealed.