Maintains
v. 保持( maintain的第三人称单数 ); 保养; 坚持; 保卫
🗣️ 情景例句
Did she accept your reasons for being late?
她是否接受你迟到的理由？
He wants to change his appointment from Monday to Wednesday.
他想要把他的约会从星期一改到星期三。
and we know something of the great variety of the sea bed's topography.
而且我们对海底地形的千变万化也有了一定的了解。