?? 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;
limpet
[['limpit]]
n. 糾纏者
??? 情景例句
Mm-hmm. Let's go ...
嗯哼。我們走吧……
Poor and content is rich and rich enough.
人能安貧就是富。
He is heavily insured against death.
他給自己投了巨額的人身保險。