看来在天亮以前不会有人再来攻打街垒，明天中午以前也决攻不下来。
The barricade will not be attacked until daybreak, according to all appearances, and will not be taken before to-morrow noon.
早在科学家们发现中枢神经受体以前，早在布兰妮在维加斯闪电结婚，或者是拉里金的七次婚姻以前，爱情就很明显是一种危险的疾病了。
Long before scientists identified neuroreceptors, long before Britney Spears' quickie Vegas wedding or any of Larry King's seven marriages, it was clear that love was a dangerous disease.
您将不能够回答那个测试用例是否在以前被运行过，以及以前的结果是什么等问题。
You will be unable to easily answer the question of whether or not that test case has ever been run before and what the previous result may have been.
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