Stories of seaborne migration used to roil the politics of southern europe regularly .

海上移民的故事常常扰乱欧洲南部的政治。

America has military alliances that surround china , with troops in south korea and japan and powerful seaborne forces .

美国在中国周边有很多军事盟友，包括南朝鲜、日本和强有力的海上军事力量。

Capesize vessels are the supersized carriers that account for a third of international seaborne trade .

超大型散装船的货运量占国际海上贸易量的三分之一。

A catholic charity , caritas , claimed that seaborne migration in the central mediterranean was picking up .

天主教慈善团体博爱称，地中海中部的海上移民曾如火如荼地进行。

Naval warfare : as anti-ship missile and torpedo technologies improve , a new seaborne arms race could be on the horizon

海战：随着反舰导弹和鱼雷技术的改进，新一轮海上军备竞赛即将浮出水面