Picocurie
n. [核]皮(可)居里,微微居里,百億分之一居里
??? 情景例句
How do you do?
你好。
Do you live across from the Communication Bank?
你在交通銀行對面居住嗎？
I don't like stories that which have unhappy endings.
我不喜歡結尾不是大團圓的故事。