The use of this little-known practice has accelerated in recent years, as colleges continue to do their utmost to keep students in school (and paying tuition) and improve their graduation rates.
近年来，这种鲜为人知的做法的使用速度加快了，因为高校一直在尽最大努力让学生留在学校（并继续缴纳学费），同时提高毕业率。
We are not boycotting PRH titles but we are doing our utmost to ensure that availability for customers remains good despite the lower overall levels of stock.
我们并不是在抵制PRH的图书，但我们会尽最大努力确保在库存总量较低的情况下，顾客仍能获得良好的供应。"
例句取自历年考研英语真题，翻译为机器生成，仅供学习参考。