Copper solutions
[建] 铜溶液
🧩 词语组成解析
copper
['kɑpɚ]
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
n. 解决方案；应对措施；溶液剂（solution的复数）
🗣️ 情景例句
I have some questions to ask.
我有一些问题要问。
Not only did he make a promise, but he also kept it.
他不仅许下诺言，而且遵守了。
Not only had the poor man been arrested, but he had been sent to prison as well.
那个可怜的记者不仅被捕了，而且还被送进了监狱。