例句 /

The occlusive dressings are a group of dressings that are widely marketed and are being used with increasing frequency to treat pressure ulcers.

The occlusive dressings are a group of dressings that are widely marketed and are being used with increasing frequency to treat pressure ulcers.

包扎敷料即是一组销售很广的敷料,它在压疮治疗中的应用已越来越广泛。