1·A tone of low pitch or volume, especially of spoken sound.
低音；低声低强度或音量的音调，尤指说话声音。
2·B. A A girl would be more trustworthy as she glides from a high to a low pitch.
当一个女孩的音高从高变低时，她会更值得信任。
3·If the plane is designed to fly slowly, use a long, low pitch propeller to see the best possible performance.
如果该飞机的设计飞行缓慢，长期使用，低螺距螺旋桨看到最好的性能。
4·From this, Whittle could turn the relative number and strength of waves of different sizes into the relative loudness of high and low pitch notes.
由此，惠特尔可能将大小不同的微波的相关数字与强度转化成相对应的高低音符的音量。
5·In both cases, the authors found that women had a strong preference for the low pitch male voice and remembered objects more accurately when they have been introduced by the deep male voice.
在这两种情况下，作者发现女性更偏爱低音男性的声音，并且当听到低沉的男性声音介绍的时候她们能更准确地记住物体。
6·In the first experiment, 45 women were initially shown an image of a single object while listening to the name of the object spoken either by a high or low pitch male or female manipulated voice.
在第一个试验中，研究人员首先将一件物品的图像展示给45名女性，并让她们听由男女高低音读出物品名称时的声音。
7·The closer it came in pitch to the first one, the hard it became for the dolphin to correctly identify it as low.
它的音高越接近第一个音高，对海豚来说就越难辨别出它是低音。
8·Think of the pitch of a siren on an ambulance, which goes from high to low as it passes the observer.
试想救护车上的报警器，经过观测者的时候，其音调会呈现出由高到低的变化。
9·AT THIS time of year Gordon Wardell loves to stand amid the almond blossoms in California’s San Joaquin valley, listening to the “low-pitch, warm, happy hum” of millions of bees.
每年这个时候，戈登•沃代尔都喜欢站在加利福尼亚圣华金山谷里杏仁树盛开的花丛中，聆听数百万只蜜蜂“低沉、温暖、愉快的哼鸣”。
10·Do not pitch comedy ideas to a company that produces action films or pitch a big budget idea to a film company that makes low-budget movies.
不要向专门制作动作片的制作人推销喜剧创意，也不要向小成本电影公司推销大制作。