Copper stain test（）：n. - 完整释义与助记

🧩 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”

The truth is ... yes.

老实说……是很难。

How! A fight!

哗，打架啦！

Look at his big teeth. Isn't he bigger than you?

瞧他的大牙齿。他的块头不是比你大吗？

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