1. The vocation advocate found the word "vocal" and "reciprocal" not in the vocabulary. 职业倡导者发现”嗓音的”和”交互的”两词不在词汇表中。
2. Most species are highly vocal, although they vary in the range of sounds they produce, and many forage for food using echolocation. 虽然它们产生的音域参差不齐，大部分类别都有很高的歌声，许多种类运用回声测定来觅食。
3. Training should continue with regular handling and the imprinting of physical and vocal commands such as "over, " "walk on, " and "stand. 调教应该继续，通过定期的操纵和铭记于心的身体指令和口令，像“跃过”，“继续走”以及“站好”。
英英解释
n.
1. music intended to be performed by one or more singers, usually with instrumental accompaniment
2. a short musical composition with words adj.
1. relating to or designed for or using the singing voice
2. having or using the power to produce speech or sound
3. given to expressing yourself freely or insistently
4. full of the sound of voices
