高效率的英文是high efficiency。
例句：
1、Low costs and high efficiency of online classes have also attracted various parents.
这种低成本、高效率的在线课程，也吸引了很多家长。
2、Itmight even be beneficial since pupils can combine study with pleasure andtherefore achieve high efficiency.
它甚至可能对学生有益，因为学生可以将学习与娱乐相结合，从而实现高效率。
3、High efficiency unties the method experience that circular functions inscribes in high school mathematics, good Bonus.
高中数学中高效率解三角函数题的方法经验，好了加分。
4、Therefore, in such a nation that values personal liberty, the society can still be kept in good order and operate with high efficiency.
因此，在这样一个重视自由的国家，社会才能保持良好的秩序，高效运转。
5、Conclusion The matrine liposomes with high entrapping efficiency can be prepared by ammonium sulphate gradient method.
结论采用硫酸铵梯度法可制得包封率较高的苦参碱脂质体。
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