dust burdening

例句：

1. 1. The old house was adusty burden to the new owners.
   这所旧房子对新主人来说是个沉重的负担。
2. 2. The heavy rain made it difficultfor us to carry the dusty burdenof cleaning the house.
   大雨使得我们难以承担打扫房屋的沉重负担。
3. 3. The oldbooks were a dusty burden that wehad to move out of the attic.
   那些旧书是我们不得不搬出阁楼的沉重负担。