1·I watched the submarine submerge.
我望着潜艇潜入水中。
2·I watched the submarine submerge.
潜水艇编队中的成员。
3·The submarine had had time to submerge before the warship could approach.
潜水艇没等军舰靠近就及时潜入水下了。
—— 《牛津词典》
4·A company needed a submarine to submerge into the deep sea.
一家公司需要一艘潜水艇潜水至深海。
5·The submarine can submerge very quickly.
潜艇能非常迅速地潜入水中。
6·At the sign of danger, the submarine will submerge.
一有危险信号，潜水艇就会沉下去。
7·To submerge under power. Used of a submarine.
一个很有潜力的年轻人。