Leptonic
a. [物]轻子的,产生轻子的
🗣️ 情景例句
Have a good trip.
旅途愉快。
What youth is used to, age remembers.
青年时经常做的事，老年时却能记得起。
Instead of being five new family members, these children had immediately become a commodity.
这些孩子立即成了商品，而不是5个新的家庭成员。