ㄊㄢˋㄎㄡˇㄑㄧˋtànkǒuqì

探口气
  1. 設法對方言辭探聽消息探口風」。 藉機探口氣」、晤談順便探口氣」。

to sound out opinions, to get sb's views by polite or indirect questioning, also written 探口風[tan4 kou3 feng1]