Sentence Examples with the word unbreakable

The mating bond of the Immortals and deities and the blood bond of the demons were the two oldest bonds, unbreakable under the Immortal Code and from the laws older than the Code.

Only the ore on Anshan could produce the metal that was not only unbreakable but easily molded.

Nevertheless along the whole line some kind of surveillance was established long before the close of 1861, and, in proportion as the number of vessels available increased, the blockade became more and more stringent, until at last it was practically unbreakable at any point save by the fastest steamers working under unusually favourable conditions of wind and weather.