门上方装饰精美的半圆形彩色玻璃窗为房间增添了优雅气息。

The beautifully decorated stained glass ___lunette above the door adds elegance to the room.

她戴着那副漂亮的半月形眼镜显得格外时尚。

She looked especially stylish wearing those beautiful ___lunettes frames.

这块手表的水晶玻璃表面有些划痕，需要更换。

The ___crystal on this watch has some scratches and needs to be replaced.