🧩 词语组成解析
[计] 哥尔丹
n. 洞；洼地
🗣️ 情景例句
I'm so tired, I have to take a nap when I get home.
我太累了，回到家后一定要睡上一会儿。
What are you reading?
你正在读什么？
Since that time, racing drivers have reached speeds over 600 miles an hour.
从那时以来，赛车选手已达到每小时600英里的速度。