shielded

英 [ˈʃiːldɪd]

美 [ˈʃiːldɪd]

v. 保护某人或某物(免遭危险、伤害或不快); 给…加防护罩
shield的过去分词和过去式

过去式：shielded　过去分词：shielded　

BNC.38717 / COCA.28911

柯林斯词典

N-COUNT 屏障;保护物;保护人
Something or someone which is ashieldagainst a particular danger or risk provides protection from it.
1. He used his left hand as a shield against the reflecting sunlight.
  他用左手挡住反射过来的阳光。
2. ...asbestos heat shields.
  石棉隔热物
VERB 保护;掩护;庇护
If something or someoneshieldsyoufroma danger or risk, they protect you from it.
1. He shielded his head from the sun with an old sack...
  他用一只旧口袋挡住头顶的阳光。
2. The company does not bet its own money on equities, and so is shielded from market risk.
  该公司没有把自己的钱押在普通股上，这样就规避了市场风险。
VERB (为阻挡阳光直射而)挡住，遮住(眼睛)
If youshieldyour eyes, you put your hand above your eyes to protect them from direct sunlight.
1. He squinted and shielded his eyes.
  他眯着眼，用手挡住眼睛。
盾;盾牌
Ashieldis a large piece of metal or leather which soldiers used to carry to protect their bodies while they were fighting.
(体育运动的)盾形奖牌，盾形徽章
Ashieldis a sports prize or badge that is shaped like a shield.

adj

Cables with twisted pairs are available shielded or unshielded.
采用双绞线的电缆有屏蔽的，也有非屏蔽的。
He shielded his eyes against the dazzling declining sun.
他用手遮挡眼前落日耀眼的余晖。
The high impedance devices and signal sources must also be shielded.
高阻设备和信号源也必须是屏蔽的。
Input wire use the shielded wire.
输入导线使用屏蔽线较好。
To minimize these effects, the sample should be properly shielded to avoid external charges.
要想最大限度减少这些影响，应该对样本进行适当的屏蔽以避免外部电荷。
Computer to use shielded cable, use a small dielectric constant, high-pressure polyethylene for insulation.
电子计算机用屏蔽电缆，选用介电常数小的高压聚乙烯作绝缘。
Even with resistive loads, the capacitance of a shielded connecting cable may cause relay welding.
即使对于电阻性负载，屏蔽电缆的电容也可能会导致继电器触点焊接。
Earth the electronic shield of all shielded pairs and signal cables at one location.
在相同位置把隔离线对和信号电缆的电子防护设备埋入地下。
He shielded his head from the sun with an old sack
他用一只旧口袋挡住头顶的阳光。
Shielded sensor for reduced response to outside noise.
屏蔽传感器，可降低回应外界噪音。