基本解释n.钢笔同根派生 fountain-pen相关词英汉例句用作名词 (n.)As I bent over, my fountain pen fell to the ground.我一哈腰把钢笔掉在地上了。My deskmate wanted to trade his pen for my book.我的同桌想用他的钢笔换我这本书。fountain-pen更多例句