penetrations

英 [ˌpɛnɪˈtreɪʃənz]

美 [ˌpɛnəˈtreɪʃənz]

n.  穿透; 渗透; 进入; (男人阴茎的)插入
penetration的复数

柯林斯词典

• VERB 渗入；进入；穿过；穿透
  If something or someonepenetratesa physical object or an area, they succeed in getting into it or passing through it.
  1. X-rays can penetrate many objects...
     X射线能够穿透很多物体。
  2. His men had been ordered to shoot on sight anyone trying to penetrate the area.
     他的部下已经接到命令，见到试图穿越该地区的人就开枪。
• VERB 进入；跻身
  If someonepenetratesan organization, a group, or a profession, they succeed in entering it although it is difficult to do so.
  1. ...the continuing failure of women to penetrate the higher levels of engineering...
     女性一直未能跻身工程领域的更高层
  2. The drugs industry is complex and hard to penetrate.
     医药行业非常复杂，很难进入。
• VERB 打入，渗透（敌人或竞争对手内部）
  If someonepenetratesan enemy group or a rival organization, they succeed in joining it in order to get information or cause trouble.
  1. The CIA had requested our help to penetrate a drugs ring operating out of Munich...
     美国中央情报局已请求我们协助其打入在慕尼黑市外活动的贩毒集团。
  2. The army was one of the few institutions the secret police were not encouraged to penetrate.
     军队是不鼓励秘密警察渗入的少数机构之一。
• VERB 进入，打入（市场或地区）
  If a company or countrypenetratesa market or area, they succeed in selling their products there.
  1. There have been around 15 attempts from outside France to penetrate the market.
     大约已经有15家外国公司试图进入法国市场。
• VERB 了解；洞察；领悟
  If youpenetratesomething that is difficult to understand, you succeed in understanding it.
  1. ...long answers that were often difficult to penetrate.
     往往难以理解的冗长回答

双语例句

• The results show that with the increase in chamber pressure, DME spray tip penetrations decreased and spray cone angles increased.
  结果表明，二甲基醚的喷雾射程随着定容压力室内气体压力的增加而减小；
• The Characteristics and Applications of Penetrations Color CRT
  穿透型彩色CRT的特点和应用
• A general automatical searching program for reflections, refractions, and penetrations is designed and can be used for RCS analysis of an antenna and a radome. A numerical example is also given.
  设计了反射与透射的通用自动追踪程序，可进行天线和无线罩一体化的雷达载面（RCS）分析，给出了一个数值计算实例。
• Thus, no holing or complete penetrations, ever, though possibly some cracking of the plate and possible jamming of the turret if the crack-off plate piece is dislodged badly enough.
  因此开洞或完全穿透是不可能，当然假如崩裂的装甲碎块落到足够坏的位置上，倒可能会将炮塔卡住。
• Pentagon networks are probed millions of times every day and successful penetrations have led to the loss of thousands of files, the report says.
  报告表示，五角大楼的网络每天遭遇数以百万计的试探，而成功的侵入已导致数以千计的文档泄密。
• Penetrations shall be coordinated and approved by owner prior to work being performed.
  业主应在执行工作前协调并批准渗透物。
• Flashings are used at all roof penetrations.
  遮雨板可用于所有的屋面渗漏。
• When the back pressure is larger than the LPG critical pressure, the spray penetrations and spray cone angles of both LPG/ diesel fuel blends manifest to increase with the increase of injection pressure and nozzle hole diameter.
  当背压大于LPG的临界压力时，两种混合燃料的喷雾贯穿距离和喷雾锥角均随喷射压力的上升、喷孔直径的增大而增大；
• Results: In 37 cases, an average 28 ± 3 pulses was delivered to and 26 ± 6 penetrations confirmed by TEE in each case, the rate of successful penetration was 94.6%;
  结果：每例打孔20~40次，平均28±3次，经TEE证实形成孔道26±6个，成功率为94.6%；
• Remark: Within the number of penetrations, the assessment applies both in warp and weft direction.
  备注：在渗透数中，估计数字适用于经纬向。