| 单词 | ballons-dessai |
| 释义 | ballons d'essai in British English (bæˈlõ dɛˈseɪ) plural noun ballon d'essai ballon d'essai in British English (bæˈlɔ̃ dɛˈseɪ) nounWord forms: plural ballons d'essai (bæˈlɔ̃ dɛˈseɪ) a project or policy put forward experimentally to gauge reactions to it Compare trial balloon Word origin C19: from French, literally: trial balloonDefinition of 'ballons d'essai' |
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