zài / shù / xué / kè / shàng / wǒ / men / xué / xí / le / rú / hé / jì / suàn / liǎng / gè / xiàng / liàng / de / nèi / jī在数学课上,我们学习了如何计算两个向量的内积。In math class, we learned how to calculate the inner product of two vectors.