English translation for "ballon d'essai"

〔法语〕 试风向的小气球；〔比喻〕(对舆论等的)试探。

Similar Words：

"ballometer" English translation, "ballometre" English translation, "ballometry" English translation, "ballon" English translation, "ballon club" English translation, "ballon dalsace" English translation, "ballon guitar" English translation, "ballon inflation" English translation, "ballon injury" English translation, "ballon note" English translation