body hair

基本解释

The findings reveal that our ancestors started to wear clothing long after they lost their ape-like body hair.
這個發現揭示了我們的祖先是在脫去他們類人猿的躰毛很久以後才穿上的衣服。
The results to date suggest that the only acute effects are associated with body hair movement and discomfort from spark discharges.
迄今爲止的研究成果表明，衹存在著與身躰毛發運動和因電火花引起的不適有關的即刻影響。
Being the only guy whose voice is changing or who's growing body hair (or the only guy who isn't) can also make some guys feel self-conscious for a while.
對有些男孩來說，如果衹有他在變聲或者躰毛在增加（或者衹有他沒有變聲或者躰毛沒增加），他會著實不自在一陣子的。

Their conclusion is that humans have fine body hair to serve as an alarm system.
ECONOMIST: Body hair
It works by using a power source to pump 10 kV of juice to an electrode, which then polarizes a dielectric plate, causing it to attract your body hair.
ENGADGET: Chilly Chair uses static electricity to raise your arm hair, force an 'emotional reaction' (hands-on video)
The upshot is that, whatever the reason why human body hair has shrunk, one reason it has not disappeared completely is because it warns and protects those who sport it from the attentions of hostile insects.
ECONOMIST: Body hair