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- erosion particle hardness 磨粒硬度
- The particle hardness is suitable for oral health and delaying the formation of dental tophus. 11颗粒硬度适合清洁口腔卫生延缓牙结石形成。
- Q. Why are interstellar dust particles hard to locate? 问：为什么星际尘埃如此难以定位?
- It is hard to sleep without a cooler in this room. 没有空气调节器，在这间屋里很难入睡。
- There wasn't a particle of truth in what he said. 他说的没有一点真话。
- There's not a particle of truth in her story. 她讲的没有一句实话。
- John felt it hard to rig out his family. 约翰感到难以为一家大小置备衣着。
- The hard core in the party make all the decisions. 这个党的核心成员决定一切。
- Hard copy is computer output on paper, printing or graphics. 硬拷贝是出现在纸上、印刷上或图表上的电脑输出。
- I scrubbed hard at the stain to see if I could get it off. 我使劲擦这个污迹，看能不能将它去掉。
- I haven't got one particle of race prejudice. 我没有丝毫的种族偏见。
- A hole or worn spot made by abrasion or erosion. 侵蚀处由于侵蚀或磨擦形成的洞或破处
- It's natural to slack2 off towards the end of a hard day's work. 一天紧张工作快结束的时候有些放松是自然的。
- There is not a particle of truth in his report. 他的报告没有一点真实性。
- He pushed hard on the brake pedal to avoid a collision. 他使劲踩下煞车踏板以避免撞车。
- One can not learn a language well unless one works hard. 学好一种语言非下苦功不可。
- Let's collect the sap before its consolidation into a hard mass. 让我们在树液坚固成团之前将之收集起来。
- He owes his opulence to work hard. 他的财富乃辛勤工作得来。
- She was trying hard to disgorge a fish bone. 她拚命想把鱼刺吐出来。
- They had to face the steady erosion of the president's credibility. 他们不得不面对总统的威信日渐丧失的局面。
