So, delta u is greater than zero.
那么,△u比零大。
Delta u is q plus w. Delta u isn't zero.
△U是q+w,△U不是零。
U. S. central bankers have said they will keep interest rates near zero for an extended period.
美国央行的银行家们曾说过他们将在未来更长时间内保持接近0的利率水平。
U. S. central bankers have said they will keep interest rates near zero for an extended period.
美国央行的银行家们曾说过他们将在未来更长时间内保持接近0的利率水平。
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