Hydroturbojet
水下渦輪噴射發動機
??? 情景例句
I'm sorry, but I've got to be on my way.
很抱歉，我必須走了。
If he had only had enough money,he would have bought that house.
如果他僅僅有了足夠的錢，他就會買那房子。
'What are you doing?' she asked.
你在干什么？她問