Showboating
n. 演戏用大船, 水上巡回舞台\\nvt., vi. [口语]炫耀, 卖弄：
🗣️ 情景例句
You don't know what you are talking about.
你不知道你在说什么。
Why don't you change your route?
你们为什么不变更路线呢？
Shortly after this the famous H. M. S. Challenger expedition established the study of the sea-floor as a subject worthy of the most qualified physicists and geologists.
此后不久，英国著名的“挑战者”号舰艇对海底的那次考察，把对海床的研究确立为一个值得一流物理学家和地质学家从事的研究课题。