例句與造句

1. It is convenient to shift from index to matrix notation at this point .
   為了方便起見(jiàn)，這里我們把下標(biāo)記法改為矩陣記法。
2. And . . . . just . . . i think a little bit about matrix notation and how do that multiplication , so let me say how i multiply a matrix by a vector
   同時(shí)…正…我再思考一下矩陣符號(hào)以及怎么樣來(lái)做那個(gè)乘法，那么，讓我來(lái)講我是怎么樣用一個(gè)矩陣去乘以一個(gè)向量的。
3. It's difficult to find matrix notation in a sentence. 用matrix notation造句挺難的