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From the construction of rationals, we know that the spacing between them is arbitrarily close, but at any “magnification level” — for any chosen denominator b — the values divide the continuum into uniform intervals. Uniform spacing also implies maximal spacing: even though there is no upper or lower bound to the values of a / b, they are as far apart as they can be. Any new value inserted onto the number line will necessarily sit “closer” to an existing rational.，这一点在雷电模拟器官方版本下载中也有详细论述
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週二稍早時間，以軍稱夜間向德黑蘭的總統辦公室及最高國家安全委員會大樓投下炸彈。
Multiple large contemporary datasets show a U‑shaped association between sleep duration and adverse outcomes, with the nadir around seven hours for all‑cause and cardiovascular mortality risk.