单词 | shielded line |
释义 | shield /shēld/noun
ORIGIN: OE sceld (WSax scield); Ger Schild, ON skjöldr, protection shielˈder noun shielˈding noun (nuclear eng; radiology) Protective use of materials of low atomic number to reduce the energy of strong neutron beams, or of concrete, lead or other heavy materials to shield against radiation shieldˈless adjective shieldˈlike adjective shieldˈling noun A protected person shieldˈ-arm noun The left arm shieldˈ-bearer noun An attendant who carries a warrior's shield shield bug noun Any heteropterous insect of the superfamily Pentatomoidea, typically having flat, broad bodies shaped like heraldic shields shielded line noun (elec eng) A line or circuit shielded from external interference by highly conducting or magnetic material shielded pair noun (telecommunications) A balanced pair of insulated wires encased in a cable which prevents external interference shield fern noun Any evergreen or semi-evergreen fern of the genus Polystichum with scales covering the spore-producing pinnae shieldˈ-hand noun The left hand shield ivy noun A variety of common ivy, Hedera helix, with heart-shaped leaves (also called sweetheart ivy) shield law noun (N American) A law that protects journalists from being forced to reveal confidential information relating to sources, etc shieldˈ-maid, shieldˈ-maiden or shieldˈ-may noun
shield of brawn noun The thick skin of a pig's side, esp when stuffed with meat shield pond or shielding pond noun (nuclear eng) A deep tank of water used to shield operators from highly radioactive materials stored and manipulated at the bottom of it shieldˈ-shaped adjective shield volcano noun (geography) A volcano with a broad, gently sloping dome formed by successive eruptions of lava shieldˈwall noun A defence of interlocked shields |
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