to hear suddenly

• wǒhūwénchuāngwàiyǒuniǎojiào.

  我忽闻窗外有鸟叫。🔊

  I suddenly heard birds chirping outside the window.

to learn of sth unexpectedly

• wǒhūwénzhègexiāoxī.

  我忽闻这个消息。🔊

  I suddenly heard this news.

to hear suddenly

• wǒhūwénchuāngwàiyǒuniǎojiào.

  我忽闻窗外有鸟叫。🔊

  I suddenly heard birds chirping outside the window.

to learn of sth unexpectedly

• wǒhūwénzhègexiāoxī.

  我忽闻这个消息。🔊

  I suddenly heard this news.