Common metal
[機] 普通金屬
?? 詞語組成解析
common
['kɑm?n]
adj. 普通的;通俗的;[數學]公共的;共有的;
n. [法律]（對土地、水域的）共有權;公共用地;普通;平民;
metal
['m?tl]
n. 金屬;金屬元素;成色;金色;
vt. 以金屬覆蓋;
??? 情景例句
Is Robbie Stewart there?
Robbie Stewart在嗎？
What is wealth good for,If it brings melancholy?
財富如帶憂郁來，有了財富有何用？
Mr. Green doesn't climb down the chimney. He waits until the children are asleep.
格林先生不從煙囪上爬下來，他等候孩子們都睡熟。