推托to use as a pretext

• 假托工作忙

  use the pretext of being busy with work

• 她假托有病，没有来。

  She used illness as a pretext for not coming.

• 他说担任不了，这是假托之词。

  He said he isn't qualified to take this post, but that is just a pretext.

参见：假冒[jiǎmào]

凭借by means of

• 寓言是假托动物故事来说明道理的文学作品。

  Fables are literary works which illustrate certain principles through stories about animals.