What this means is that boats can dock outside these kind of big warehouses and can unload or, depending on the case, load goods.

这一变化的意义就在于,船舶能直接停泊在巨大的货仓外卸货了,当然,也同样能装载货物

耶鲁公开课 - 欧洲文明课程节选

Because I keep counting down each time around-- mostly I've got to unload this candy which is driving me nuts, so-- thank you.

因为我每次循环b减了,我一共要执行这个循环b次,所以这里我们一共执行了3b次基本操作。

麻省理工公开课 - 计算机科学及编程导论课程节选