crib protection

例句：

1. 1. The baby crib is the safest place for your child to sleep.
   婴儿床是孩子睡觉最安全的地方。
2. 2. They put a crib protector on the crib to keep the baby safe.
   他们在婴儿床上放置一个婴儿床保护器，以确保婴儿的安全。
3. 3. The parents were worried about their baby's safety while sleeping in the crib.
   父母担心他们的宝宝在婴儿床上睡觉时的安全。