Backpacking
n. 徒步旅行
📖 牛津释义
backpacking
n [U].
🗣️ 情景例句
I promise not to think about the city.
我保证不再去想城里的事。
I often take a bath at night.
我常常在晚上洗澡。
Is that your bike?
那是你的自行车吗？