以便於的英文短語怎麼用

She burned the letters so that her husband would never read them.

她把那些信都燒了以便永遠不讓她丈夫看見。

The boys dug pits and baited them so that they could spear their prey.

男孩子們挖了陷阱，在裡面放上誘餌，以便用矛刺殺獵物。

I studied Italian so that I would be able to read Dante in the original.

我學習義大利語以便能讀但丁的原著。

We perfected a hand-signal system so that he could keep me informed of hazards.

我們完善了一套手語體系，以便他能告知我危險。