filament是什么意思 filament的用法 filament怎么读

filament

英 ['fɪləm(ə)nt]美 ['fɪləmənt]

n. 灯丝；细丝；细线；单纤维

星级词汇:★

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记忆方法

1. profile => filament.
2. file(用线将文档汇订在一起), defile(狭道，隘道，狭径，小路，以单列行进，以纵队前进) => profile, filament.

中文词源

filament 灯丝，丝极

来自file,线，文件。引申词义灯丝，丝极。

英语词源

filament (n.)

"fine untwisted thread, separate fibril," 1590s, from Modern Latin filamentum

, from Late Latin filare "to spin, draw out in a long line," from Latin filum "thread" (see file (v.1)). As the name of the incandescent element in a light-bulb, from 1881.

权威例句

1. Cold cathode sensing tubes are more rugged than the glass, hot - filament tubes.

冷阴极传感管比玻璃热丝管坚实.

2. The source of electrons in an electron microscope is a heated filament.

电子显微镜中的电子源,是一加热的灯丝.

3. The filament drive included a trailing weight and a preheater.

长丝体的传动部分包括一个拖拉重锤和一个预热器.

4. Tropomyosin adds structural rigidity to the thin filament.

原肌球蛋白增加细丝的结构刚性.

5. Cold - cathode gages cannot be degassed as easily or as rapidly as hot - filament tubes.

冷阴极压力计不能像热丝管那样容易和迅速地排气.

[ filament 造句 ]