根據牙醫，蛀牙並不總是甜食所引起的。

According to dentists, tooth decay is not always caused by sweets.

Source: Tatoeba

Sentence Composition

1 根據 gēnjù
  1. according to
  2. based on
  3. basis
  4. foundation

classifier: 個
2 牙醫 yáyī dentist
3 蛀牙 zhùyá
  1. tooth decay; dental caries
  2. decayed tooth; rotten tooth
4 並不 bìngbù not at all; by no means
5 總是 zǒngshì always
6 甜食 tiánshí
  1. dessert
  2. sweet
7 所 suǒ
  1. actually
  2. place
  3. classifier for houses, small buildings, institutions etc
  4. that which
  5. particle introducing a relative clause or passive

classifier: 個
8 引起 yǐnqǐ to give rise to; to lead to; to cause; to arouse
=9 的 de
  1. of; ~'s (possessive particle)
  2. (used after an attribute when it modifies a noun)
  3. (used at the end of a declarative sentence for emphasis)
  4. (used after a noun, verb or adjective to form a nominal expression, as in 皮革的 pígéde "one made of leather" or 跑堂兒的 pǎotángrde "a waiter (literally, one who runs back and forth in a restaurant)" or 新的 xīnde "new one")
  5. also pr. dì or di in poetry and songs
=9 的 dī a taxi; a cab (abbr. for 的士 dīshì)
=9 的 dí really and truly
=9 的 dì (bound form) bull's-eye; target