Sector number - 英语单词详解·释义·助记·例句

🧩 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

number ['nʌmbɚ]

n. 数字;数量;号码;编号; v. 标号;总计;把…算作;

numer, number 表示”数字”;”计算”,”估算”

Her latest work is a masterpiece.

她是了新的作品是一件杰作。

I was listening to the radio.

我正在听收音机。

The ideal to be aimed at was to devise an instrument that could record with a pen on paper,

当地震发生时，它能用笔在纸上记录下

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