blast-off

英 [ˈblɑːst ɒf]

美 [ˈblæst ɔːf]

n.  (宇宙飞船的)发射，升空

牛津词典

noun

• （宇宙飞船的）发射，升空
  the moment when a spacecraft leaves the ground

柯林斯词典

• N-UNCOUNT （火箭的）发射，点火起飞
  Blast-offis the moment when a rocket leaves the ground and rises into the air to begin a journey into space.
  1. The original planned launch was called off four minutes before blast-off.
     原定的发射在点火起飞前4分钟被取消。

双语例句

• Blast-off has been aborted.
  （导弹的）发射中止了。
• Gun for balance is a new technology in blast-off. In the paper, on the basis of classic theory about ( interior) ballistics, the author analyses pressure distribution in chamber of gun for balance in two different ways.
  平衡炮是一种新的火炮发射技术，文章在经典弹道理论基础上，采用两种不同方法，分析平衡炮膛内的压力分布情况。
• A screen shows the blast-off of the Long March-2FT1 carrier rocket loaded with Tiangong-1 unmanned space lab module at Beijing Aerospace Control Center, Sept.29,2011.
  9月29日，中国在酒泉卫星发射中心用长征二号F运载火箭将天宫一号目标飞行器发射升空。
• To weapon system based on land, Raising, adjusting of the perpendicular degree, fixing position and orientation, various equipments of etc are included by the vehicle control system, which is the important part, of which the blast-off technique equipments on ground is composed.
  车控系统是发射技术地面设备的重要组成部分，对陆基武器系统，它包括起竖、垂直度调整、定位定向等各种设备。
• Recycle chemical cleaning method used in the air feed system for blast-off field of spaceflight
  化学循环清洗法在航天发射场供气系统中的应用
• The NYHA grade of cordis function, heart rate, blast-off blood fraction of the left ventricle, diameter of the left ventricle in stretching telophase, and the percentage of heart to chest circumference inspected by X ray were checked before and after the treatment.
  比较两组治疗前后心功能分级、心率、左室射血分数、左室舒张末期内径、X线胸片心胸比率。
• These are put forward to adopt formula calculation in the foundation blast-off noise, increase the shoot voice correcting, lower the agony correction item, and carry on the equivalent A noise revising.
  在修正模式中，计算铁路列车的基础发射声级时采用公式计算，增加发射声级修正，降低烦恼度修正项和进行等效连续A声级修正。
• The colorimetry can greatly lower the blast-off rate which influence the result of the temperature measurement. Under the best term, the influence can decline to zero.
  根据普朗克定律和维恩位移定律推导出了比色测温的理论公式，并分析了该方法的优点：该系统能大大降低发射率对测温结果的影响，在最佳条件下，该影响可降至零。
• The controllers counted down to blast-off.
  控制器倒读数至发射时间。
• What was supposed to be an auspicious celebration ended in embarrassment, however, when the rocket disintegrated less than two minutes after blast-off.
  不过，这次本应带来吉祥喜庆的火箭发射，结果却只带来难堪，因为朝鲜的火箭在发射升空后不到两分钟就解体了。