So she drove him home. If my brother had driven home from the bar that night, his number would have been up.
VOA: special.2009.07.19
So instead of v bar, we write p v bar minus b, equal r t.
现在考虑,这些气体分子之间。
- So double bar means if this condition or this one -- and maybe even both -- are true, go down this road and execute that code.
所以复纵线意思是,如果这两个条件之一-,或者两个都--是成立的,那就继续,执行后面的代码。
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