Sores are usually smallulcers that develop in and around the mouth.
溃疡通常是发生在口腔内部各个部位的小溃口。
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Current guidelines on using aspirin for reducing the chances of a stroke or heart attack rightly warn of the small risk of ulcers and of dangerous bleeding in the stomach.
Current guidelines on using aspirin for reducing the chances of a stroke or heart attack rightly warn of the small risk of ulcers and of dangerous bleeding in the stomach.