汉语翻译：
n. 细丝, 细线, 灯丝, 单纤维
【化】 长丝; 单丝(复丝中的单根细丝); 丝极
【医】 丝, 丝极词型变化：
形容词:filamen-tous英语解释：
名词 filament:

a very slender natural or synthetic fiber同义词：fibril, strand

the stalk of a stamen

a threadlike structure (as a chainlike series of cells)同义词：filum

a thin wire (usually tungsten) that is heated white hot by the passage of an electric current

例句：

A small, slender fiber or filament.小纤维一种细小的纤维或丝

Originally Edison used platinum alloys for the filament, in the belief that carbon was impracticable.爱迪生不相信碳可作灯丝用，所以一开始就用铂合金作灯丝。

Having the form of or resembling a thread or filament.丝状的，纤维状的具有或象线或细丝形状的

I can see clearly that the filament in the bulb is broken.我可以很清楚地看到灯泡里的细丝断了。

详细解释：
fil.a.ment
n.（名词）
A fine or thinly spun thread, fiber, or wire.
细丝：细小或薄的丝线、纤维或电线
Botany
【植物学】
The stalk that bears the anther in a stamen.
花丝：在雄蕊里产生花药的柄
A chainlike series of cells, as in many algae.
细状体：一系列彼此连结的细胞，如在许多海藻中
A fine wire heated electrically to incandescence in an electric lamp.
灯丝：在电灯中电加时成白炽状态的细金属丝
Electronics A high-resistance wire or ribbon forming the cathode in some thermionic tubes.
【电子学】 丝极：在一些电子管中形成阴极的高电阻的金属丝或金属带
来源：
New Latin fol3mentum
现代拉丁语 fol3mentum
from Late Latin fol3re [to spin]
源自 后期拉丁语 fol3re [抽丝]
from Latin folum [thread] * see g who-
源自 拉丁语 folum [线] *参见 g who-
【引伸】
fil.amen.tous

filament