Dever
n. （葡）义务
🗣️ 情景例句
Where's Robbie? Robbie
在哪儿？
An old dog cannot alter its way of barking.
老狗难改吠声。
I got up early next morning hoping to find that the ants had given up in despair.
第二天早上，我起床后希望看见蚂蚁已因无望而放弃了尝试，