“潜水艇”的拼音？

“潜水艇”的英语可以翻译为：U-boat，undersea boat，submarine，pigboat，su...

潜水艇没等军舰靠近就及时潜入水下了。The submarine had had time to submerge before the warship could approach.不一会儿, 潜水艇内所有的东西都扣紧了.Within a short time, everything on the submarine was buttoned up.我们用声呐系统观察到两条潜水艇.We picked up two submarines ...