Forward difference operator
[计] 前向差分算子
🧩 词语组成解析
forward
['fɔrwɚd]
adv. 前进地;向前;至将来;提前地;
adj. 向前方的;迅速的;（社会、政治）进步的;早熟的;
vt. 促进，助长;（按新地址）转寄;发送;
n. 前锋;
for前 + ward向... → ad.向前；今后，往后\r\nv.转发
🗣️ 情景例句
Hello.
喂。
He was out of his mind with grief.
他伤心得精神错乱了。
Putting both my hands on her face when she spoke, she let me feel all the movements of her lips and throat.
她说话时，把我的两只手放在她的脸上，让我抚摸她嘴唇和喉头的活动情况。