Monoscience
单项学科; 专论; 专门学科
🗣️ 情景例句
Yes, I have my Passport. Here it is.
是的，我有护照。这就是。
That's easy for you to say.
你说的容易。
The old lady was glad to be back at the block of flats where she lived.
老妇人回到了她居住的公寓楼，心里很高兴。