🧩 词语组成解析
copper
['kɑpɚ]
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
bottom
['bɑtəm]
n. 底部;末端;臀部;尽头;
adj. 底部的;
vt. 装底;测量深浅;查明真相;
vi. 到达底部;建立基础;
🗣️ 情景例句
Customers flocked into the store.
顾客涌入那家商店。
Quality is better than quantity.
质重于量。
Alfred had learned many of their ballads in his youth,
阿尔弗德年轻时学过许多民歌，