有重大突破英语

This is a very significant breakthrough

n.breakthrough

突破breachbreak throughbreakthrough pierce into pierce through

以上都错误!makeprogress是有进步,比突破的程度要轻.并不是haveabreakthrough,应该是makeabreakthrough造句:Scientistshavemadeabreakthroughintheirtreatmentofthatdisease. 科学家在治疗那种疾病方面已有突破。谢谢