Copper tack
[建] 紫铜钉
🧩 词语组成解析
copper
['kɑpɚ]
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
tack
[tæk]
n. [航]食物;劣质材料，赝品;方针，方法;航向;
vt. 用平头钉钉;附加，增补;
vi. 帆船抢风行驶;用粗线脚缝;
🗣️ 情景例句
Right?
对吗？
No, it isn't. Yes, it is.
不，它不是。 是的，它是。
Frank could hardly conceal his excitement, for he knew that he had made a real discovery.
弗兰克几乎无法掩饰自己兴奋的心情，因为他明白自己发现了一件珍品。