M-theory
n. M理论\\n
🧩 词语组成解析
🗣️ 情景例句
I appreciate it.
我很感激。
We've got to get a refrigerator for the kitchen.
我们必须有一个电冰箱放在厨房。
The doctor examined the soldier's wound carefully.
大夫仔细检查了战士的伤口。