Femtogram
毫微微克(10的-15次方克)
🗣️ 情景例句
What'll the weather be like tomorrow?
明天的天气怎么样？
Nothing is impossible to a willing heart.
心之所愿，无事不成。
Some of us will die sooner, a few will live longer----on into a ninth or tenth decade.
有些人会死得早一些，少数人寿命会长一些--活到八十几岁或九十几岁，