However, since tails don't fill up a complete block, they can waste a lot of disk space (relatively speaking, of course).

然而，因为这些tail不能填满一个完整的块，它们会浪费很多磁盘空间(当然是相对地说)。

youdao

Open the backs of your knees strongly so there would be no space there if you put a block up against the skin.

强有力地伸展膝盖后侧，如果你用一块砖接触皮肤那里将没有空间。

youdao

Some residents are incensed about the bike stations, saying the racks block entrances to their buildings or take up park space for a profit-making program.

WSJ: NYC launches bike share program, largest in nation