Nubar
平均裂变中子数
🗣️ 情景例句
I'm just calling to confirm your appointment tomorrow at 3:00 p.m.
我打电话确认明天下午3点你约定的时间。
Woe to him that is alone.
孤独的人最苦恼。
Disillusionment with the parents,
孩子们对家长幻想的破灭