Picometre
n. 皮(可)米,微微米,百亿分之一米
🗣️ 情景例句
Not to worry.
别担心。
I see. Let's break now.
我了解，让我们休息一下吧。
in the form of a large group of enlightened young men and women who are potential leaders.
便是培养出大批有知识的男女青年，这些人可能会成为未来的栋梁。