Backward differentition method
[计] 后向差分法
🧩 词语组成解析
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
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
If it sounds like an interesting place to visit, that's because it is.
如果它听起来像是个有趣的地方,那是因为它的确是这样。
Come in and make yourself at home.
请进,别客气。
I'm very well, thank you.And you?
很好,谢谢你。你好吗?
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