Sector variation 释义与例句英语词汇详解

🧩 词语组成解析

sector ['sɛktɚ]

n. 部门;领域;防御地区;扇形;

sect切，割 + or 表示物 →把圆切开 → 扇形

variation [,vɛrɪ'eʃən]

n. 变化，变动;变异，演变;变奏曲;变量;

vari变化+ation名词后缀→变化，变动，变更

Yes, I use it fairly often.

有，我常用。

Competition between bidders for this valuable painting has been keen.

拍卖时各出价对这幅名画竞争很激烈。

Modern industry is based on the conception of the maximum production at lowest cost,

以最低成本获取最多产品，

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