Femtogram
毫微微克(10的-15次方克)
🗣️ 情景例句
OK. Right. Uh, We're at La Traviata restaurant in North Beach.
是，对。我们在North Beach的La Traviata餐厅。
Did you go hunting last yesterday?
你昨天去打猎了吗？
I got up early and bought thirty-seven cards.
我早早起了床，买来了37张明信片。