1、These songs are characterized by their lengthy vocalization and free rhythm.
“長(zhǎng)調(diào)”在音樂(lè)上的主要特征是歌腔舒展，節(jié)奏自由。

2、Methods: The hot plate test in mice and tail stimulation vocalization test in rats were used.
方法： 用熱板法和電刺激嘶叫法分別測(cè)定小鼠和大鼠的痛閾。

3、Birds communicate by songs, and avian vocalization is a main aspect of ornithology.
鳥(niǎo)類(lèi)鳴聲是鳥(niǎo)類(lèi)交流的“語(yǔ)言”，也是鳥(niǎo)類(lèi)學(xué)研究的主要內(nèi)容之一。

vocalization翻譯