He practiced on his tongue phrases which would seem warm and unaffected . 他的舌头一直在练习一些听去既热情又不做作的词句。
2.
Include a few casual and apparently off - the - cuff remarks which you can deliver in a relaxed and unforced manner 译:包括一些很随便的、看上去是即兴的话,你可以用轻松的、不做作的方式把它们说出来。