The penny press cost so little because businesses paid to advertise in the newspapers.
便士报之所以便宜是因为商业机构为做广告付钱给报纸。
This is possible only because disk drives, while valuable, are small and light and so cost little to ship.
这之所以成为可能,只是因为磁盘驱动器虽然价值高,但体积小、重量轻,因此运输成本低。
Do you feel so sorry for a little donkey that has cost you nothing?
你会为一只没花你一分钱的小驴感到难过吗?
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