以上来源于: WordNet
They are undefeated in 13 games.
他们13场比赛未被打败过。
She was undefeated for 13 years.
她曾十三年未被战胜过。
He eluded the police for 13 years.
他躲了警察13年。
Now, a group of research scientists says it has found evidence of a similar event that happened about 13,000 years ago.
VOA: special.2009.01.20
What difference would it make had Frost, as he could have, I suppose, reversed the order of lines 13 and 14?
如果把13行与14行颠倒之后,会发生什么呢?
So if I tell you that the energy for single hydrogen atom is negative 13 12 kilojoules per mole.
如果我告诉大家单个氢原子的能量,是负的,1312,千焦每摩尔。
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