Agassi believed he had served an ace at 5-3 (40-30) in the deciding set.
阿加西认为他在决胜盘中5-3(40-30)时曾发出过一记Ace球。
He would go to bed after dinner. But he could hear the orchestra playing until 3 in the morning.
VOA: special.2009.01.31
He points out that it's estimated that for every $3 you send to UNICEF, you can save a life.
他指出,据估计,你给联合国儿童基金会每寄去3美元,就能救助一个人的性命
Looking at this particular group, he estimated survivorship bias to be 4.4% per year and backfill bias to be 7.3% per year.
分析这个特定的样本,他估算其生存偏差每年达到4.4%,回填偏差每年达到7.3%
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