Backward difference method 释义与例句英语词汇详解

🧩 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

difference ['dɪfrəns]

n. 差别，差异;[数]差数，差额;意见分歧;特色; vt. 辨别，区分;

dif分开，否定，不+fer带来+ence名词后缀→带来不同→不同之处

method ['mɛθəd]

n. 方法;条理;

meth(meta-=after)+od(way)→方法；体系；秩序（=a way after,a following after）

I don't understand. Did you exercise or not?

我搞不懂，你到底作了健身操没有？

It's $30.00 one way or $55.00 round trip.

单程票价30美元，来回票价55美元。

Let me give you some more chicken. And have another pancake.

我再给你夹些鸡肉。再吃一块煎饼。

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