航速 (háng sù) — speed of a ship or aircraft; nautical or aerial speed

Definition

Examples

• 这艘船的航速很快。
  Zhè sōu chuán de háng sù hěn kuài.
  This ship's speed is very fast.
• 飞机的最大航速是每小时900公里。
  Fēi jī de zuì dà háng sù shì měi xiǎo shí 900 gōng lǐ.
  The plane's maximum speed is 900 kilometers per hour.
• 由于风大，轮船的航速降低了。
  Yóu yú fēng dà, lún chuán de háng sù jiàng dī le.
  Due to strong wind, the ship's speed decreased.