1 sentence

1. 如果你写的是一封复杂的信函，考虑先写一个大纲。

   rú​guǒ nǐ xiě de shì yī fēng fù​zá de xìn​hán, kǎo​lǜ xiān xiě yī​ge dà​gāng.

   If you’re writing a complex letter, consider writing an outline first.

   Source: CCMatrix