一矢中的

yīshǐzhòngdì
  1. to hit the target with a single shot
  2. to say something spot on (idiom)

CEDICT

Entry Composition

1 一 yī
  1. one
  2. single
  3. a (article)
  4. as soon as
  5. entire; whole; all; throughout
  6. "one" radical in Chinese characters (Kangxi radical 1)
  7. also pr. yāo for greater clarity when spelling out numbers digit by digit
2 矢 shǐ
  1. arrow
  2. dart
  3. straight
  4. to vow
  5. to swear
  6. old variant of 屎 shǐ
3 中的 zhòngdì
  1. to hit the target
  2. (fig.) to hit the nail on the head