Vacuum tube voltmeter 的意思·音标·同义词·词根助记

🧩 词语组成解析

vacuum ['vækjʊəm]

n. 真空;空白;空虚;清洁; v. 用真空吸尘器清扫;

vac空+uum表名词 →空虚；真空

tube [tub]

n. 管，管状物;电子管;地铁;电视机; vt. 把…装管;把…弄成管状;用管输送; vi. 乘地铁;不及格;

tub- 表”管道”

voltmeter

n. 伏特计\\n[化] 伏特计

Stocks, shares and bonds are good alternatives for personal investment.

储蓄、股票和债券是个人投资很好的选择。

Each bird likes to hear himself sing.

每一只鸟都爱听自己歌唱。

Let me see. Did you wash it in hot water?

让我看看。您是用热水洗的吗？

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