V2EX unshielded

Unshielded

释义 Definition

unshielded(形容词):未屏蔽的;未受防护的。常用于技术语境,指没有加屏蔽层以减少电磁干扰(EMI)/辐射影响(如未屏蔽电缆);也可泛指暴露在外、缺乏保护的状态。

发音 Pronunciation (IPA)

/nildd/

例句 Examples

The router uses unshielded cables.
路由器使用未屏蔽电缆。

Without proper casing, the unshielded sensor is easily affected by electromagnetic noise, which can distort the readings.
如果没有合适的外壳,这个未屏蔽的传感器很容易受到电磁噪声影响,从而使读数失真。

词源 Etymology

由前缀 **un-**(表示“否定、没有”)+ shield(盾牌;保护、屏蔽)+ 形容词后缀 -ed 构成,字面意思是“没有被保护/屏蔽的”。在现代英语中尤其常见于电子、电气与通信领域(如 unshielded cable)。

相关词 Related Words

文学与文本中的用例 Literary / Textual Appearances

该词更常见于工程与标准文献(而非传统文学叙事),例如电缆与布线相关文本中常与 UTP(Unshielded Twisted Pair,非屏蔽双绞线)同现:

  • ANSI/TIA-568(综合布线标准文档中常见 unshielded twisted pair 等表述)
  • ISO/IEC 11801(通用布线标准文档中涉及屏蔽/非屏蔽布线类型)
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