Decad
n. 十, 由十个构成的一组
🗣️ 情景例句
She's coming over this morning to help me with my math.
她今天早晨要过来帮我补习数学。
I'll have mashed potatoes and green beans.
我要土豆泥和青豆。
What languages did they speak?
他们讲什么语言？