The aim is to reduce the importance of costly tutors and cram schools, partly to help students enjoy a more normal high-school life.

目的是降低昂贵的家教和补习班的重要性，部分是为了帮助学生享受更正常的高中生活。

youdao

At that point it becomes a requirements exercise... do these gateways meet my needs, and if so, why am I continuing down a slower, more costly, more laborious path to the same end goal?

此时一个需求分析问题就出现了……这些网关能否满足我的需求？如果可以的话，为什么还要继续沿着原先那条更慢、更昂贵、更费劲的道路向相同的目标前进呢？

youdao

Thick power is true power: it's radically more durable, less costly, and more intense.

“厚重的”权力是货真价实的：因为它持续更长久、成本更低廉、效果更强烈。

youdao

As both the North and South were learning quickly, the Civil War was becoming more costly than anyone had imagined.

VOA: special.2009.09.17

We'll see later on, there are classes of computation that are inherently much more complex. We hate them, because they're costly, but they're sometimes inherently that way.

我们会稍后详细的讲讲这个,有许多内在更加复杂的种类的算法,我们痛恨它们，因为它们很耗时。

麻省理工公开课 - 计算机科学及编程导论课程节选

Yet researchers from Stanford University say new treatments are often no better than existing ones, but are almost always more costly.

VOA: special.2009.08.14

Steel and oil prices have skyrocketed, making those 5, 000-pound sport utilities that used to coin money for Ford more costly to make and more costly to operate.

FORBES: Bill Ford finds that fixing Ford is harder than he thought.

The failure of first line antibiotics also means that doctors have to resort to less conventional medications, many of which are more costly and associated with more-serious side effects.

CNN: Antibiotics: Misuse puts you and others at risk

No more rules, no more costly regulations and no more gut-wrenching anxiety for Wall Street, which has been battered and bruised enough in the eyes of the public since 2008.

FORBES: Snuff The SEC