Airless tires that don't puncture are inching closer to a production reality. 美国几家轮胎公司正在加紧研发无气轮胎。不会被扎的无气轮胎距离投入生产越来越近了。
Researchers are inching closer towards the development of a treatment and cure for Dengue fever, which affects an estimated 400 million people each year.研究人员寻找登革热治疗方法的努力取得了进展,全球每年有大约四亿人口感染登革热。
好的,今天我们学习的词是 inch closer, inch closer, inch closer ...