Srna
n. [生化]可溶性核糖核酸
🗣️ 情景例句
Why don't you join us?
你何不参加入我们呢？
Content is happiness.
知足常乐。
a trough (the lowest point), a height (the vertical distance from the trough to the crest),
波谷（最低点）、浪高（从波谷到浪峰的垂直距离）