cost free的意思|示意
美 / kɔst fri: /
英 / kɔst fri /
免费
cost free相关例句
It has the merits of easy development, low cost, free of maintenance and high reliability.
该系统开发方便, 费用低廉, 免维护,可靠性高.
互联网
Emails are faster and almost cost free.
电子邮件传递速度更快,而且几乎免费.
互联网