学个词

学个词-effective

时间:2014-12-11 09:33:14  作者:Learn a word  来源:美国之音  查看:29  评论:0
内容摘要:今天我们要学的词是 effective. Effective 有效的。The U.S. Center for Disease Control and Prevention says this year's flu shot is less effective becaus...

今天我们要学的词是 effective. Effective 有效的。The U.S. Center for Disease Control and Prevention says this year's flu shot is less effective because the current flu virus has mutated. 美国疾病预防和控制中心说,由于流感病毒变异,今年流感疫苗的防疫效果可能不是很有效。Indonesia has developed a male birth control pill that is 99% effective. 印度尼西亚开发出了一种男用避孕药,有效率高达99%。好的,今天我们学习的词是 effective, effective, effective...

分享到:
上一篇:学个词-malware
下一篇:学个词-unarmed
相关评论
评论者:      验证码:  点击获取验证码
本类推荐
给力英语网旗下网站  赣ICP备14008257号-1
Powered by OTCMS V2.85