beat the air
基本解釋
- 徒勞，白費氣力
英漢例句
- His speech merely beat the air as his argument was not convincing at all.
他的演說一點用也沒有，因為他的觀點不令人信服。 - And the gander opened his strong wings and beat the air with them to show his power.
說完，它張開自己的大翅膀拍打著周圍的空氣，以此來表示自己有多么強大。
blog.sina.com.cn - large calm lakes there too, in which white swans were swimming, and beat the air with their wings.
木中還有靜靜的湖，湖里還有游泳著的白天鵝，它們在拍著翅膀。 - But perhaps most importantly, after a two-year break, you achieved that very first goal you set at the start of every season: You beat Air Force, you beat Army, and lugged this 170-pound trophy back to Annapolis.
WHITEHOUSE: President Obama Presents the Commander-in-Chief Trophy - As it stands, Klipsch's G-17 Air is the current AirPlay-enabled soundsystem to beat at its price point.
ENGADGET: Klipsch Gallery G-17 Air soundbar review - Its four carbon fiber and foil wings beat up to 20 times per-second, propelling it through the air as if it were swimming rather than flying.
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