敲门砖 (qiāo mén zhuān) — stepping stone (to success); a means to an end (often used and then abandoned)

Definizione

Esempi

• 他把这份工作当敲门砖，为了积累经验。
  Tā bǎ zhè fèn gōng zuò dāng qiāo mén zhuān, wèi le jī lěi jīng yàn.
  He treats this job as a stepping stone to gain experience.
• 很多学生把学位看作是敲门砖。
  Hěn duō xué shēng bǎ xué wèi kàn zuò shì qiāo mén zhuān.
  Many students see a degree as a stepping stone.
• 她学习汉语只是把它当作敲门砖，为了找到更好的工作。
  Tā xué xí hàn yǔ zhǐ shì bǎ tā dàng zuò qiāo mén zhuān, wèi le zhǎo dào gèng hǎo de gōng zuò.
  She studies Chinese only as a stepping stone to find a better job.