Pervasive ice cover for eight to nine months out of the year can block relief ships in case of a blowout.
如果发生井喷,一年中八到九个月无处不在的冰盖会阻挡救援船队。
2
The algorithm is referred to as a stream or block cipher depending on whether the algorithm transforms the message one byte at a time or a block (eight bytes) at a time.