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shield n.1.盾;盾牌。2.罩;屏;屏蔽。3.防御物;保護物。...

shield bearer

Some regions, such as the great shield areas of north america and europe, are virtually free of devastating earthquakes . 有些地區,好象北美和歐洲的大地盾區,實際上是沒有破壞性地震的。

The earth is a spacecraft too, our atmosphere acting as a shield against harmful radiation and space debris . 地球跟宇宙飛船完全一樣,其周圍的大氣對有害的輻射和宇宙碎片起到防護作用。

An account of the incident was sent to kate by the headmistress, and kate admired eve's loyalty in shielding her sister . 校長把事件的報告送給凱特看,她對伊芙為妹妹遮丑,十分贊賞。

With outer-race rotation the shields must be carefully gasketed to prevent lose of oil due to centrifugal force . 當外圈轉動時,護板必須注意密封,以免由于離心力而造成潤滑油的損耗。

The reaction proceeds more smoothly if the round-bottom flask is shielded from draughts by being placed in an empty beaker . 如果圓底燒瓶置于空燒杯中,則可屏蔽氣流使反應進行平穩。

In general, concrete or damp earth would represent a fair compromise for neutron, as well as for gamma-ray, shielding . 一般說,混凝土或濕土是護防中子和射線的相當滿意的防護體。

Every nucleus lives in splendid isolation, shielded from the rest of the world by its own encircling electrons . 繞核旋轉的電子都使每個原子核同世界的其余部分屏蔽開來。

There were just two faces to the shield of life from the point of view of his peculiar mind-strength and weakness . 在他特殊的頭腦看來,人生的盾牌有兩方面--強和弱。

It is for this reason that hydrogen, e. g. as water, is an important constituent of neutron shields . 由于這一緣故,氫(例如水)便成為中子屏蔽體的一個重要組成部分。

Blazoned on his shield were the two lambs and the lion, the traditional coat of arms of his family . 他的盾上繪制著兩只羔羊和一頭獅子,這是他們家族傳統的盾形紋章。

There is no exchange-rate policy that can shield malaysia from income losses when this happens . 當這種情況發生時,沒有任何匯率政策能保護馬來西亞的收入不受損失。

Heavy metals, such as iron and lead, make good gamma-ray shields because of their high density . 重金屬像鐵、鉛等由于密度很大,都是防護射線的最好的防護材料。

The front wall is still subjected to wind pressure, although the back wall is shielded from it . 正面墻仍然受到風壓作用,盡管后墻因受到掩蔽不會受到它的作用。

Airplanes drag along a very thin shield of motionless air known as a boundary layer . 飛機拽著一層很薄的緊貼機面不動的空氣一道向前運動,這層空氣叫做附面層。

This situation should be borne in mind in connection with the problem of thermal radiation shielding . 在談到熱輻射的防護問題時應當注意這種情況。

Turnus threw his lance, but it recoiled harmless from the shield of aeneas . 圖努斯投了一槍,但標槍從埃涅阿斯的盾牌上彈了回來,沒有造成任何傷害。

For this reason the atomic engine must be carefully shielded with thick walls of concrete . 為此,原子能發動機必須用厚厚的水泥墻仔細地防護起來。

The presence of boron or a boron compound in neutron shields has certain advantages . 在中子防護體中加入硼或一種硼的化合物是有一定優點的。

The problems of shielding from thermal and nuclear radiations are thus quite distinct . 因此防御熱輻射與防御核輻射的問題是完全不同的。