別說這麼不吉利的話。

Don't say such ill-omened things.

Source: Tatoeba

Sentence Composition

1 別說 biéshuō to say nothing of; not to mention; let alone
2 這麼 zhème
  1. so much
  2. this much
  3. how much?
  4. this way
  5. like this
3 不吉利 bùjílì ominous
4 的話 dehuà if (coming after a conditional clause)