transparent

The glass is so transparent that you can see right through it.

そのガラスはとても透明で、向こう側が見える。

Her intentions were transparent, and everyone understood her motives.

彼女の意図は明白で、誰もが彼女の動機を理解した。

His excuses were so transparent that no one believed him.

彼の言い訳は見え透いていて、誰も信じなかった。

She was transparent about her plans for the future.

彼女は将来の計画について率直だった。