Paic
abbr. pediatric acquired immunodeficiency syndrome 兒科獲得性免疫缺陷綜合征; Personal Attribute Inventory for Children 兒童人格屬性調查
??? 情景例句
And here are your keys.
你的鑰匙。
It's a pain in the neck.
那真是件麻煩事
I was alone，but not lonely.
我獨自一人，但并不覺得寂寞。