no one but their parents can tell them apart.
主语:no one
谓语:can tell
宾语:them
宾补:apart
让步状语:but their parents
翻译:除了他们的父母,没有人可以将他们区别开来.
no one but their parents can tell them apart.
主语:no one
谓语:can tell
宾语:them
宾补:apart
让步状语:but their parents
翻译:除了他们的父母,没有人可以将他们区别开来.