so as to avoid

• 省得引起误会

  so as to avoid causing a misunderstanding

• 早些回来，省得叫人着急。

  Come back as early as you can to save people from worrying.

• 幸而你们都在这里，省得我一个一个找了。

  Luckily you are all here, so I do not have to find you one by one.

• 穿得暖些，省得受凉

  wear something warm to save oneself from catching a chill