I know of a fathomless well.

我知道一口深不可测的井。

So majestic, so cold, so fathomless deep……

如此壮丽，如此寒冷，如此深遂。

Gu Ge redeploy its sale is politic, not fathomless also.

谷歌重新部署它的销售策略，也就不难理解。

He did really fathomless that nobody knew he earned a lot of money.

他可真是藏龙卧虎：赚大钱，可谁都不知道。

Day are coloured bubbles that float upon the surface of fathomless night.

日是五彩缤纷的气泡，漂浮在无尽的夜的表面。