sunless

adj.

阳光照射不到的，阴暗的；

1. Most flowers will not grow in a sunless place.
   多数花卉在没有阳光的地方不能生长。
2. The Arctic becomes a nearly sunless land for eight months.
   接下来的八个月，北极地区将成为一片几乎不见天日的黑暗大地。
3. They lived their whole lives in a cruel and sunless world.
   它们生活在残酷阴暗的世界里。

Sunless tanning.
Sprayable sunless tanning solution with sunscreen protection
Use of sunless tanning products among US adolescents aged 11 to 18 years
The effect of sunless tanning on behavior in the sun: a pilot study.
Dihydroxyacetone-containing sunless or self-tanning lotions *
Sunless skin tanning with dihydroxyacetone delays broad-spectrum ultraviolet photocarcinogenesis in hairless mice
Prevalence of sunless tanning product use and related behaviors among adults in the United States: Results from a national survey
Effects of UV photographs, photoaging information, and use of sunless tanning lotion on sun protection behaviors
Dihydroxyacetone, the active browning ingredient in sunless tanning lotions, induces DNA damage, cell-cycle block and apoptosis in c...
Design and methods for a cluster randomized trial of the Sunless Study: A skin cancer prevention intervention promoting sunless tann...