"fragile items require separation and cushioning"
"the separation of wheat from chaff"
"the separation of mail by postal zones"
"the separation of church and state"
"he hid in the separation between walls"
来自柯林斯例句
来自柯林斯例句
来自《权威词典》
来自《简明英汉词典》
来自《简明英汉词典》