两三个朋友、一个小帐篷、睡袋，还有食物和饮料都是必要的。

Two or three friends, a small tent, sleeping bags, food and drink are necessary.

youdao

两三个朋友、一个小帐篷、睡袋，还有食物和饮料都是必要的。

Two or three friends, a small tent, sleeping bags, food and drink are necessary.

youdao