a. 昂贵的, 奢华的, 费用大的
Exercise alone is not likely to prevent Alzheimer’s, but the study shows people are not helpless in the face of one of the most feared, costliest and common diseases of old age, he added.
四级 · CET-4 2026年6月 第2套
In other fields, human skill will seem costly and ___30___.
六级 · CET-6 2025年12月 第2套
But it's possible to avoid such costly mistakes by making a habit of engaging in critical thinking, such as considering opposing viewpoints and conducting cost-benefit analyses, especially for those decisions that are complex and can determine the future of your venture.
四级 · CET-4 2023年12月 第2套
Previously, the doctors made voice recordings that were then transcribed by secretaries—a process that was costly and likely to cause delays.
四级 · CET-4 2023年6月 第1套
When researchers estimate the cost of diets people actually eat, higher-quality diets are typically more costly.
四级 · CET-4 2022年12月 第3套