Heteroscedastic
[数]异方差的
🗣️ 情景例句
Mary, I'm glad you called me.
Mary，很高兴你给我打电话。
I'm going to show him how to sing a song.
我正要指点他如何唱歌。
Some friends of my family had this irritating habit.
我家有几个朋友就有这有令人恼火的习惯。