油膏

The doctor applied an unguent to the wound，which speedily healed it.

医生给伤口油膏，伤口很快就愈合。

Rubbing this special cream into the insect bite will help to take away the worst of the pain.

把这种特制油膏揉搓在虫子咬过的地方可以减轻痛苦。