Copper stain test - [化] 铜片试验，怎么读怎么用

🧩 词语组成解析

copper ['kɑpɚ]

n. 铜;铜币;紫铜色;警察; adj. 铜制的; vt. 镀铜;

stain [sten]

vi. 弄脏;污染;被玷污; vt. 玷污，染污;败坏（名声）;给…染色; n. 污点;瑕疵;着色剂;色斑;

s(dis的简型)+tain(to dye染色)→染污；污点

test [tɛst]

n. 试验;考验;测验;化验; vt. 测验;考查;考验;勘探; vi. 受试验;受测验;受考验;测得结果;

test =test,tuitness,表示”测试,证据”

I would like to introduce you to your editor.

我来介绍你认识这本书的编辑。

I will be seeing him in a few days from now.

我将在几天后见到他。

From one's own front door to home or foreign hills or sands and back again, everything is to hand.

从自己的家门出发到国内国外的山区或沙滩上露营然后返回，一切都很便利。

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