Femtometer
n. 千万亿分之一公尺
🗣️ 情景例句
I'm sorry, I don't really understand.
对不起，我真的听不懂。
Playing the guitar is my thing.
弹吉他是我的拿手好戏。
They have found that it is connected with the passage of days and the phases of the moon.
他们发现代码与昼夜更迭和月亮圆缺有关，