您要查找的是不是：
- An electromagnetic wave of audio frequency produced by atmospheric disturbances such as lightning, having a characteristically decreasing frequency responsible for a whistling sound of descending pitch in detection equipment. 啸声干扰一种由于诸如闪电等大气干扰而产生的音频电磁波，具有典型的逐渐减弱频率的特征，该频减引起了检波设备中调逐渐下降的啸声
- An electromagnetic wave of audio frequency produced by atmospheric disturbances such as lightning,having a characteristically decreasing frequency responsible for a whistling sound of descending pitch in detection equipment. 啸声干扰一种由于诸如闪电等大气干扰而产生的音频电磁波，具有典型的逐渐减弱频率的特征，该频减引起了检波设备中调逐渐下降的啸声。
- pitch in detection equipment 啸声干扰一种由于诸如闪电等大气干扰而产生的音频电磁波，具有典型的逐渐减弱频率的特征，该频减引起了检波设备中调逐渐下降的啸声
- The fans rushed onto the pitch in an excited mob. 球迷群情激昂，一窝蜂涌进球场。
- After the christmas dinner, we all pitch in to clean up the house. 耶诞晚餐後，我们全都动手帮助清理房子。
- Why do you pitch in so much money? 你为什么贡献这么多钱?
- Resembling pitch in consistency. 有沥青性质的在结构、形式上象沥青的
- The fan rushed onto the pitch in an excited mob. 球迷群情激昂,一窝蜂涌进球场。
- Be you interested in detective story? 你对侦探故事感兴趣吗？
- Fire detection equipment - Actuating detectors. 火灾探测器材。自动探测器。
- We all pitch in to help our mum with the dinner. 我们大家一起帮助妈妈做晚饭。
- Are all ways that we can pitch in. 都是我们可选择的方式。
- Suited for or used in detection. 适于探测的，用于探测的
- We needed everybody to pitch in and help decorate. 我们需要每个人打起精神去帮忙装修。
- No reliever threw a pitch in the bullpen. 没有任何一位救援投手在牛棚中练投。
- He could never pass a street fight without pitching in. 每次街头斗殴他总是在其中大打出手。
- CT is a valuable method in detection of splenic metastasis. CT为发现脾转移瘤较好的检查方法。
- The Centre has strong technical force and advanced detection equipment. 本中心有雄厚的技术力量和先进的检测设备。
- We have prepared supper for the team and they all pitch in. 我们给队员准备了晚餐, 他们全都大吃起来。
- If we pitch in, we will have it finished in no time. 我们如果拼命干活,就会马上做完。
