不允許在火車上吸煙。

Smoking is not permitted on the train.

Source: Tatoeba

Sentence Composition

1 不允 bùyǔn
  1. (literary) to not allow
  2. to not allow
=2 許 Xǔ surname Xu
=2 許 xǔ
  1. to allow
  2. to permit
  3. to promise
  4. to praise
  5. somewhat
  6. perhaps
3 在 zài
  1. to exist; to be alive
  2. (of sb or sth) to be (located) at
  3. (used before a verb to indicate an action in progress)
4 火車 huǒchē train

classifiers: 列, 節, 班, 趟
=5 上 shǎng used in 上声 shǎngshēng
=5 上 shàng
  1. (bound form) up; upper; above; previous
  2. first (of multiple parts)
  3. to climb; to get onto; to go up
  4. to attend (class or university)
  5. (directional complement) up
  6. (noun suffix) on; above
6 吸煙 xīyān to smoke