Unit summation depreciation method（）：n. - 完整释义与助记

🧩 词语组成解析

unit ['ju:nit]

n. 单位，单元;装置;个体;[数]单位数;

summation [sʌ'meʃən]

n. 总和;加在一起;总结;概括;

summ(sum)+ation(名词后缀)→加法；合计；总括

depreciation [diˌpri:ʃi'eiʃən]

n. （资产等）折旧;货币贬值;跌价;

method ['mɛθəd]

n. 方法;条理;

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

The meat's been marinating all night.

昨晚就把肉腌上了。

Friends are lost by calling often and calling seldom.

交往过密过疏，都会失去朋友。

Were you afraid?

你害怕吗？

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