M-theory
n. M理论\\n
🧩 词语组成解析
🗣️ 情景例句
May I take a picture of you and your little boy?
我可以替你和你的小男孩拍一张照吗？
This river is one third as long as that river.
这条河只有那条河的三分之一长。
You wouldn't have met her if it hadn't been for him.
如果不是他，你就见不到她。