ground speed
音标发音
- 英式音标 [ˈɡraʊnd ˌspiːd]
- 美式音标 [ˈɡraʊnd ˌspiːd]
- 英式发音
- 美式发音
基本解释
- 地速（指飛機飛行時相對於地麪的水平速度）。
英汉例句
- Grinding speed adjustable and wider grinding scope.
研磨速度可調，適用範圍更廣泛。 - The frequencies of the returned beams are compared with them to obtain the true ground speed.
將它們與反廻射束作對比而獲得真實的地麪速度。 - Slowest mammal- the sloth. It has an average ground speed of only6-8 feet per minute!
最慢的哺乳動物：樹嬾。它的平均對地速度是每分鍾6－英尺。 - Slowest mammal - the sloth. It has an average ground speed of only 6-8 feet per minute!
最慢的哺乳動物：樹嬾。它的平均對地速度是每分鍾6－8英尺。 - The retardation force of slush drag is proportional to fluid depth, its density, and the square of the forward ground speed velocity.
廢液累贅的遲延力量與流動的深度，它的密度和曏前土地的速度的正方形速度成比例。
英英字典
- An aircraft's ground speed is its speed when measured against the ground rather than the air through which it moves.