He accompanied christopher columbus on his first two voyages to the americas .
他曾在克里斯托弗哥伦布最初去往美洲两次航海中与他作伴。
But swordfish and other large predatory species required energy-intensive long-distance voyages .
但是捕捞旗鱼和其它掠食性鱼类则需要进行能源消耗很大的长距离航海。
Crewseekers lists many opportunities , including paid positions , shared contribution voyages and working passage trips .
船员探求者列出了许多机会,包括有报酬的工作、分享贡献的航海旅行和工作通道旅行。
His voyages belong to the first age of globalisation , before the success of colonial ventures seemed guaranteed , and before the borders drawn by european expansion hardened into the familiar form they have today .
Projections for the first interstellar voyages , based on extrapolations of our current technological state and current investment into space exploration , will almost always place such missions hundreds of years into the future .