Backward differentition method

[计] 后向差分法

🧩 词语组成解析

backward ['bækwɚd]
adj. 向后的;反向的;怯生生的;落后的; adv. 向后地;相反地;回溯地;
back后边+ward向... →向后的
method ['mɛθəd]
n. 方法;条理;
meth(meta-=after)+od(way)→方法;体系;秩序(=a way after,a following after)

🗣️ 情景例句

I haven't ruled out the possibility.
我还没有排除期可能性。
Do you have a letter of introduction?
你有介绍信吗?
I crossed the street to avoid meeting him, but he saw me and came running towards me.
我穿过马路以便避开他,但他看到我并朝我跑过来。
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