| 单词 | ballon d'essai |
| 释义 | ballon d'essai(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 balloon |
| 随便看 |
英语词典包含233703条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。