shield
英 [ʃiːld]
美 [ʃiːld]
n. 盾(牌); 保护人; 保护物; 掩护物; 屏障; (保护机器和操作者的)护罩，防护屏，挡板
v. 保护某人或某物(免遭危险、伤害或不快); 给…加防护罩
复数：shields 现在分词：shielding 过去分词：shielded 第三人称单数：shields 过去式：shielded
CET4CET6考研TOEFLIELTSGRETEM4TEM8
Collins.2 / BNC.4113 / COCA.5606
同义词辨析
protectdefendguardshield【导航词义：保护，保卫】
protectv. 保护，护卫
〔辨析〕
普通用词，指采取手段使某人不生病或某物不受损害等。
〔例证〕
Physical exercise can protect you against the flu.
体育锻炼可以预防流感。
What shall I do to protect my car against rust?
怎样才能防止汽车生锈？
She closed the window to protect the books from the rain.
她关上窗户防止雨水把书淋湿。
体育锻炼可以预防流感。
What shall I do to protect my car against rust?
怎样才能防止汽车生锈？
She closed the window to protect the books from the rain.
她关上窗户防止雨水把书淋湿。
defendv. 保护，保卫
〔辨析〕
通常指用武装力量保护，使某人、某物、某处免受袭击。
〔例证〕
The Great Wall was once used to defend against military aggression.
长城曾用来防御军事侵略。
He was sent to defend the border three years ago.
3年前他被派去守卫边疆。
长城曾用来防御军事侵略。
He was sent to defend the border three years ago.
3年前他被派去守卫边疆。
guardv. 保卫，守卫
〔辨析〕
指警惕地守护以防止造成伤害、损失等。
〔例证〕
The command told those two soldiers to guard the entrance.
指挥官叫那两名士兵守着入口。
A lioness guarded her cubs.
一头母狮守护着幼狮。
指挥官叫那两名士兵守着入口。
A lioness guarded her cubs.
一头母狮守护着幼狮。
shieldv. 保护，保卫
〔辨析〕
通常指保护人、企业等免受伤害或损失。
〔例证〕
import tariffs that shield enterprises from foreign competition
保护企业免受外国竞争威胁的进口关税
His wife lied to shield him when she took the stand.
他的妻子在出庭作证的时候为保护他而撒了谎。
She drew the curtains, shielding her eyes from the sun.
她拉上窗帘，使眼睛免受阳光照射。
保护企业免受外国竞争威胁的进口关税
His wife lied to shield him when she took the stand.
他的妻子在出庭作证的时候为保护他而撒了谎。
She drew the curtains, shielding her eyes from the sun.
她拉上窗帘，使眼睛免受阳光照射。
牛津词典
noun
- 盾（牌）
a large piece of metal or leather carried by soldiers in the past to protect the body when fighting - 盾（牌）
a large piece of metal or leather carried by soldiers in the past to protect the body when fighting - 保护人；保护物；掩护物；屏障
a person or thing used to protect sb/sth, especially by forming a barrier- The gunman used the hostages as a human shield .
持枪歹徒用人质作人体盾牌。 - Water is not an effective shield against the sun's more harmful rays.
水不能有效阻挡太阳中更有害的射线。 - She hid her true feelings behind a shield of cold indifference.
她把自己的真实感情掩藏在一副冷漠的外表后面。
- The gunman used the hostages as a human shield .
- （保护机器和操作者的）护罩，防护屏，挡板
a plate or screen that protects a machine or the person using it from damage or injury - 盾形奖牌
an object in the shape of a shield , given as a prize in a sports competition, etc. - 盾形纹徽；盾形徽章
a drawing or model of a shield showing a coat of arms - （警察的）盾形徽章
a police officer's badge
verb
- 保护某人或某物（免遭危险、伤害或不快）
to protect sb/sth from danger, harm or sth unpleasant- I shielded my eyes against the glare.
我挡住眼睛以避开强光。 - The ozone layer shields the earth from the sun's ultraviolet rays.
臭氧层保护地球不受太阳紫外线的辐射。 - Police believe that somebody is shielding the killer.
警方认为有人把杀人凶手窝藏了起来。 - You can't shield her from the truth forever.
你不可能永远瞒着她，不让她知道事实真相。
- I shielded my eyes against the glare.
- 给…加防护罩
to put a shield around a piece of machinery, etc. in order to protect the person using it
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.- 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。 - ...asbestos heat shields.
石棉隔热物
- He used his left hand as a shield against the reflecting sunlight.
- VERB 保护;掩护;庇护
If something or someoneshieldsyoufroma danger or risk, they protect you from it.- 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。 - 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。
- He shielded his head from the sun with an old sack...
- 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.- He squinted and shielded his eyes.
他眯着眼，用手挡住眼睛。
- He squinted and shielded his eyes.
- 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.
英英释义
noun
- hard outer covering or case of certain organisms such as arthropods and turtles
- armor carried on the arm to intercept blows
- a protective covering or structure
verb
- protect, hide, or conceal from danger or harm
- hold back a thought or feeling about
- She is harboring a grudge against him
双语例句
- Priest's Power Word: Shield has a new sound.
牧师的真言术盾获得了一个新的（十分可怕）的声音。 - The proposed method provides a scientific and reliable means for the risk assessment of shield tunnel construction cost.
该方法为盾构隧道施工成本的风险评估提供了一种科学和可靠的手段。 - Relying on the city's shield and superior weaponry.
依靠城市的防护罩和更先进的武器系统。 - Light in a transparent protective case. Remove wire shield and sensor.
有透明保护外壳的灯。拆下电线防护壳和感知器。 - The cable adopts shield structure in order to reducing mutual interference and external interference among the loops.
为了减少回路的相互串扰和外部干扰，电缆采川了屏蔽结构。 - He added that the planned missile shield would cover Russia's territory up to the Ural Mountains.
他补充说，计划中的导弹防御系统将覆盖一直延伸到乌拉尔山脉的俄罗斯领土。 - He was sensitive and highly-strung, and she had always tried to shield him from his father's sarcasm and violence.
他很敏感，脆弱，她一直设法保护他免遭他父亲的冷嘲热讽和拳打脚踢。 - Airplanes drag along a very thin shield of motionless air known as a boundary layer.
飞机曳着一层很薄的紧贴机面不动的空气一道向前运动，这层空气叫做附面层。 - Chassis connections must only be used as shield connections for measuring circuits, NOT as safety earth ground connections.
机箱的测量连接必须采用屏蔽连接，和安全地连接不同。 - Measure the resistance between either output terminal and the guard or shield terminal.
测量任一输出端子和保护或屏蔽端子之间的电阻。