航速

hángsù
speed (of ship or plane)

CEDICT

船舶或飞机航行的速度。

重編國語辭典

Entry Composition

1 航 háng
  1. boat
  2. ship
  3. craft
  4. to navigate
  5. to sail
  6. to fly
2 速 sù
  1. fast
  2. rapid
  3. quick
  4. velocity

Related entries

快慢 kuàimàn speed
速度 sùdù
  1. speed
  2. rate
  3. velocity
  4. (music) tempo

classifier: 個

速度提升。

Faster.

Source: Tatoeba

快 kuài
  1. rapid
  2. quick
  3. speed
  4. rate
  5. soon
  6. almost
  7. to make haste
  8. clever
  9. sharp (of knives or wits)
  10. forthright
  11. plainspoken
  12. gratified
  13. pleased
  14. pleasant
快想！

Think quickly!

Source: Tatoeba