Orth
n. 值空间正交化
🗣️ 情景例句
He's had so many colds and sore throats recently.
他最近常常感冒喉咙痛。
Do you think you could keep the noise down?
你看能不能小声一些？
It is impossible to make more than the wildest guess at how many they kill, but they are hungry creatures, not content with only three meals a day.
它们一年中消灭了多少昆虫，我们简直无法猜测，它们是吃不饱的动物，不满意一日三餐。