Physicians are using a series of relatively simple tests that provide better predictive information about tolerance for therapy than calendar age alone.

除了生理年龄外，医师们可通过一系列相对简单的测试更准确地预测患者对治疗的忍受能力。

Now, three-quarters of the mothers of school-age children work, but the calendar is written as if they were home waiting for the school bus.

现在，有四分之三的学龄儿童的母亲都在工作，但日程表写得好像她们是在家里等校车一样无所事事。

There is no evidence that they saw the calendar and a world age ending in either transcendence or catastrophe on December 21, 2012.

没有证据表明他们预见自己的历法或是整个世界会在2012年12月21日重生或在灾难中毁灭。