watch or clock glass

例句：

1. 1. The watch ismade of stainless steel and has a scratch-resistant glass.
   这款手表由不锈钢制成，具有抗刮擦的玻璃。
2. 2. Theold clock was so worn that it hadto be replaced with a new one.
   这把旧时钟磨损得太厉害了，不得不换成新的。
3. 3. The window glass is shattered, and the broken pieces are scatteredall over the room.
   窗户的玻璃碎了，碎片散落在房间里。