adjective
costing nothing 不收费的 ◆ Drug companies regularly give out free samples of their products.制药公司定期发放免费的产品试用样品。 ◆ The website is free for personal use (but companies pay to use it). 本网站免费供个人使用（但公司需付费使用）。
able to move or be exchanged between people without restrictions 自由的；不受约束的 ◆ There is free movement of capital and labour within the European Union. 欧盟内部资本和劳动力可以自由流动。 ◆ a free flow of information 信息的自由流通
not containing or affected by sth harmful or unpleasant 不含有害物的；不受影响的 ◆ Our products are completely free from harmful chemicals.我们的产品完全不含有害化学物。 ◆ Benefits received under the policy are free of tax.这条政策带来的好处是免税。
-free ( in adjectives用於构成形容词 ) without the thing mentioned; not affected by the thing mentioned 没有…的；不受…影响的 ◆ a risk-free investment 无风险的投资
available to be used 可使用的；空着的 ◆ The software requires about 20 megabytes of free hard-disk space. 这个软件大约需要 20 兆字节的可用硬盘空间。
(about a person or a time) without particular plans or arrangements; not busy （人或时间）没有安排活动的，空闲的 ◆ Keep Monday morning free for a meeting. 把星期一上午空出来开会。
