同义词： cloud-covered clouded overcast
以上来源于: WordNet
ADJ On sunless days, the sun does not shine. 无阳光的
The day dawned sunless and with a low cloud base.
黎明时天气阴沉，云层压得很低。
ADJ Sunless places are not lit by the sun. 阳光照不到的 [ADJ n]
Carmen stayed behind in the dark, sunless room.
卡门待在那个黑暗的不见阳光的屋子里。
Actually, you need less sun and some aspirin.
事实上，你需要少晒太阳，吃些阿斯匹林。
Any differences between them—one twin having younger looking skin, for example—must be due to environmental factors such as less time spent in the sun.
他们之间的任何差异（例如，双胞胎中有一个的皮肤看起来更年轻）一定是由于环境因素导致的，如在阳光下呆的时间更少。
The average density of interstellar material in the vicinity of our Sun is 1,000 to 10,000 times less than the best terrestrial laboratory vacuum.
在我们的太阳附近，星际物质的平均密度比最好的地球实验室真空还要低1000到10000倍。
This is because lighter colors take in less of the strong heat of the sun than dark colors do.
VOA: special.2009.08.19
Doctor Sun says less refined grains have more nutritional value than refined grains.
VOA: special.2010.06.30
In addition to this major benefit, Sun points out that less refined grains tend to have more nutritional benefits than their refined counterparts.
VOA: standard.2010.06.25
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