n. people who are free
v. grant freedom to; free from confinement
v. make (information) available for publication
v. free from obligations or duties
a. 自由的, 享受政治权力的, 允许的, 免费的, 丰富的
vt. 释放, 解放, 使自由
adv. 自由地, 免费
1. You can take the bus for free on weekends.
周末你可以免费乘坐公共汽车。
2. She gave me a free sample of the new perfume.
她给了我一瓶新香水的免费样品。
3. The museum is free to enter on the first Sunday of every month.
这个博物馆在每个月的第一个星期日免费开放。