Please give me an injection of pain killer. 请给我打一针止痛针。 I often go to a dentist in Janpan. 我常去日本看牙医。 Please stop the pain until I go back home. 请帮我止痛直到我回到家。 I stayed out in the sun too long. 我昨日光浴作得太久了。 I burned myself and still feel burning. 我烧到了自己,烧伤了。 Please prescribe some medicine for the burn. 请为我开药方治烧伤。 Will it heal up during my stay here? 我在此地停留期间它会愈合吗? I have an old complaint with my heart. 我有心脏病的老毛病。