Dot product
[计] 点积
🧩 词语组成解析
dot
[dɑt]
n. 点，小圆点;
vt. 打点于;散布于;点缀;以小圆点标出;
🗣️ 情景例句
I'm sorry, I spoke out of turn.
对不起，我说错话了。
I used to be a pilot. Now, I'm a parachutist.
我曾经做过飞行员，如今是伞兵了。
It was used for keeping tea hot after it was made,said Wei Hua. It was filled with hot water.
“那是在茶沏好后用来保温的，”魏华说，“用来装热开水的。”