trial balloon

Nghĩa (Tiếng Anh)

1. A small balloon released into the sky to determine the direction and tendency of winds in the upper air before a manned ascent in a larger balloon; a ballon d'essai.
2. An idea, suggestion, or prospective action, product, etc., offered to an audience or group in order to test whether it generates acceptance or interest.

Từ đồng nghĩa

proffer

Bản dịch

sondeig

Versuchsballon

ballon d’essai

ballon d'essai

Được gạch nối như

trial

Phát âm là (IPA)

/ˌtɹaɪəl bəˈluːn/

Từ nguyên (Tiếng Anh)

Calque of French ballon d’essai (“small balloon released into the sky to determine the direction and tendency of winds in the upper air before a manned ascent in a larger balloon; (figuratively) prospective action to test acceptance”): ballon (“balloon”), essai (“trial, try; assay”).