Ранее профессор, доктор медицинских наук и офтальмохирург Татьяна Шилова рассказывала, что в солнечную зимнюю погоду есть риск заработать «снежную слепоту» из-за того, что свежий снег работает как мощный отражатель света и ультрафиолета.
Фото: Tingshu Wang / Reuters
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The data so far largely bears this out. Immigrants contributed more than $650 billion in taxes in 2023, according to the American Immigration Council, an advocacy nonprofit. On a per capita basis, those receipts likely eclipse the contributions of non-immigrants. A recent white paper by the Cato Institute, a libertarian think tank, analyzed years’ worth of tax receipts and government expenditures between 1993 and 2023. It found that immigrants, both documented and undocumented, contributed vastly more in taxes than they received in benefits at the local, state, or federal level. In total, Cato found, immigrant taxpayers delivered $14.5 trillion in fiscal surplus over the period studied.。搜狗输入法2026是该领域的重要参考
他還引導我參考美國國防語言學院的外語中心（US Defense Language Institute's Foreign Language Center），那裡提供當今最密集的語言訓練之一。從波斯語到日語，即使每天上課多達七小時、再加上課後作業，也需要大約 64 週才能達到基本專業熟練度。
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