a. 钝的, 无趣的, 呆滞的, 阴暗的 vt. 使迟钝, 使阴暗, 缓和 vi. 变迟钝, 减少
In relation to the intensity of anaerobic exercise, however, the results were far clearer— the optimum (最佳选择) for improving mood is ___35___ intensity, perhaps because low intensity is too dull while high intensity is too unpleasant.
四级 · CET-4 2024年6月 第1套 · Part III 第35题
If you don't arouse someone's curiosity or brighten someone's day, you probably come across as being a little bit dull.
四级 · CET-4 2021年12月 第2套 · Part III 第36–45题
Interesting as it might appear, a made-up conversation will probably turn out to be dull.
四级 · CET-4 2021年12月 第2套 · Part III 第45题
Their job satisfaction, too, can surge when well-functioning machines relieve them of dull tasks or repetitive processes.
四级 · CET-4 2021年6月 第1套 · Part III 第49–50题
The study, which followed more than 2,000 healthy adults between the ages of 18 and 60, found that certain mental functions—including measures of abstract reasoning, mental speed and puzzle-solving—started to dull as early as age 27.
四级 · CET-4 2016年6月 第2套 · Part III 第46–50题