The upperestimate of generated images per month runs into millions, so every byte counts.
生成的图像每月数以百万计的上界估计，所以每个字节数。
2
And this is an upperestimate-if Hogwarts is closer to London, so must the Burrow be also.
而且这是估计的上限——如果霍格·沃茨距伦敦还要近，那么陋居也一定是。
3
It is not known exactly how much oil has leaked into the sea, but if an upperestimate of over four million barrels is confirmed, the disaster would be the biggest accidental oil spill ever.