A primary log, whether empty or full, requires the same amount of disk space.
无论主日志是空的还是满的，所需的磁盘空间量都是相同的。
A little extra work would also allow tables containing full struct definitions; a little more would ensure that space isn't wasted at the front of the array with useless empty entries.
我们还要实现另外一些任务：让这个表包含完整的结构定义；还要确保这个数组前面没有空项，这样就不会浪费空间。
Space appears (to be) empty, but it is full of unseen dangers for the men who venture from the earth.
宇宙似乎是空荡荡的，但却充满了看不见的东西，这些东西对于从地球出去探险的人来说是很危险的。
It is not in cosmic space which is empty of anything, but in the world which is full of such familiar things as grasses, flowers, birds, utility poles and signals.
那里并不是真空的宇宙空间，而是一样是有花草、线杆和信号等亲切事物的世界。
The waiting-room was full of all kinds of smell, filled with people each corner, no empty even for 1 inch space.
候车厅里充斥着各种气味，每个角落都是人，没有1寸空余的地方。
The waiting-room was full of all kinds of smell, filled with people each corner, no empty even for 1 inch space.
候车厅里充斥着各种气味，每个角落都是人，没有1寸空余的地方。
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