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- acoustic shadow field 声影区
- Most of the branchial cysts, neurinomas, lymphoma had lateral acoustic shadow. 腮裂囊肿、神经鞘瘤、淋巴瘤大部分有侧方声影；
- Sonography showed curvilinear hyperechogenicity with an acoustic shadow. 超音波显示一曲线状之强回音，后方伴随音响音影；
- Results Ossificans myositis had specific features on sonograms.Mass had low level echo early phase and strong echo later stage with acoustic shadow. 结果骨化性肌炎骨化未成熟期声像图表现为不均匀低回声肿块，骨化成熟后，声像图表现为强回声肿块，后方伴声影。
- In the ultrasonogram, we found that the metal and glass foreign bodies were followed by acoustic tails, and the rest of non-metal were followed by acoustic shadow. 在金属和玻璃类异物之后为声尾,其余非金属类异物之后为声影。
- Results A hyperechoic area with acoustic shadow below appeared immediately after alcohol injection.The hyperechoic area diffused and its boundary was illegible following injection. 利用互相关分析的方法 ，计算机处理全部原始射频信号获得组织的弹性图，并与大体标本进行对照。
- The field artillery pounded away at the for tress. 野战炮兵连续炮击那座要塞。
- Calculation of Road Traffic Noise Attenuation in Acoustic Shadow Zone 公路交通噪声在声影区降噪量的计算探讨
- He had to live in the shadow of his famous father. 他不得不在他那有名望的父亲的庇护下生活。
- The shadow of death is on his face. 死亡的阴影笼罩在他的脸上。
- The crowd cheered as the teams entered the field. 球队入场时观众们为之欢呼。
- The police put a shadow on the suspected robber. 警方派探员盯住那个抢劫疑犯。
- On the map the drains of each field are laid sown. 地图上标有每一块地的排水沟。
- Right-handed batters usually hit to left field. 右撇子击球手把球打到左外野。
- The runaway horse was cornered in a field. 那匹跑掉的马在田地里被圈住了。
- John lived in the shadow after his retirement. 约翰退休后，过着隐居的生活。
- The tragedy cast a shadow over their lives. 这一悲剧在他们的生命中投下了一片阴影。
- Tent is used by camper and by soldier in the field. 露营的人和战地的士兵用帐篷。
- The children had a field day with their new toys. 孩子们玩新玩具玩得十分开心。
- An oil well blew out in the oil field. 油田里有一口油井发生井喷。
