医生给我的伤口敷上药膏。
在污物除净之前，感染部分不要涂上药膏。
Do not apply this ointment to the affected parts until all dirt has been removed.
只有在涂上药膏，又等了很恼人的几个小时后，我才摆脱掉那根小刺。
Only after applying some ointment and waiting several more annoying hours did I get relief from the speck.
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