If we could, we would look for an Australian-designed and -built submarine, but of course we would look at options as well.
如果可以，我们会采用澳大利亚自主设计和制造的潜水艇，当然我们同样也会考虑其他方案。
2
Because of the enormous responsibility they hold, it is imperative that submarine commanders are masters of themselves as well as their vessels and crew.
由于负有重大责任，潜水艇上的指挥员们不仅要控制住自己而且还要指挥好他们的舰艇和全体船员。
3
The drills involved a total of 14 patrolboats, landing craft and submarine hunting boats, as well as two militaryaircraft, the official People's Daily newspaper said.