second-hand case 用过的箱子 ; 旧箱
hand case maker 手工纸盒制造商
"It does not really matter because in the best case scenario we have today,we will still have a moderate virus that is projected to cause several million deaths extra deaths than the usual influenza annual mortality, which means that even in the best-case scenario, we do have an emergency on our hand,"
VOA: standard.2009.09.04
And some of them might be spinning clockwise, in which case, according to the right-hand rule we would consider them spin-down.
而另一些电子则是在顺时针自旋,在这种情况下,根据右手定理,我们会以为它是在向下转。
The company has to have enough money on hand to pay out in the case of default.
保险公司必须储备足够的资金,以应对突发的保险事故
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