stand back

动词 stand back:

1. stay clear of, avoid
   同义词：keep one's eyes off, keep one's distance, keep one's hands off, stay away
2. stand away from an object or person

1. Stand back to back and let's see who's taller.
   背靠背站好，看看谁的个子高。
2. Stand back to allow the procession to pass.
   往後站，让队伍通过。
3. Stand back! You're stepping on my toes.
   向后站！你踩在我的脚趾头上了。