🧩 词语组成解析
n. 田纳西州
river
['rivə]
n. 河，江;溪，巨流;
🗣️ 情景例句
I have worked hard at my major subject.
我对主修课特别用功。
It's fine once you get used to it.
习惯就好！
The nurse assisted the doctor in the operating room.
护士在手术室协助医生动手术。