Caving
n. 洞穴探险
✅ 同义词
🗣️ 情景例句
I got lost for two days and I couldn't find anyone who could understand me.
我已经迷路两天了，找不到一个人可以听懂我的话。
Time is money.
时间就是金钱。
I have just received a letter from my brother, Tim.
我刚刚收到弟弟蒂姆的来信，