Astronauts have handled many maladies over a quarter-century at the space station, but most, such as toothaches and earaches, aren't deadly. Astronauts also have managed minor injuries and infections, back pain, motion sickness, headaches, and vision changes with telemedicine and the onboard medical kit, according to public reports.
专为函数调用而生 — 并非通用聊天工具
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Flu in five charts - how this year's winter outbreak is different
Single-character pairs only. Multi-character confusables (rn vs m, cl vs d) are outside scope. These are a known gap in confusables.txt itself.