Prepubertal
a. 青春期前的
🗣️ 情景例句
Blue is for boys, and pink is for girls.
蓝色是男孩子的 ，粉红色是女孩子的。
Marriage is a lottery.
婚姻是一件难于预料的事。
Once the oxygen content of the air had risen to 25% it was ready to burn.
一旦氧气在空气中的含量达到25%，它就要燃烧。