1. Modern pharmacy has solved the problem of sleeplessness. 现代制药学已经解决了失眠问题。
2. These products are used for pain, fever, colds and sleeplessness. 这些产品被用于疼痛，发烧，感冒和失眠。
3. For instance, working overtime could affect metabolism or mask depression, anxiety and sleeplessness, they caution. 他告诫说，比如，超时工作可能影响新陈代谢，引发抑郁、焦虑或失眠。
英英解释
n.
1. a temporary state in which you are unable (or unwilling) to sleep
网络释义
sleeplessness 失眠;
不眠症，失眠症;
失眠症;
On Sleep and Sleeplessness 论睡和醒》;
关于睡眠和睡眠;
对睡眠和失眠;
论睡和醒》);
