Pocket of pus
[醫] 牙周膿袋
?? 詞語組成解析
pocket
['pɑk?t]
n. 口袋，錢袋;金錢，財富;容器;凹處;
vt. 隱藏;放進口袋;私吞，盜用;忍受;
adj. 放在口袋里的;小的，迷你的;金錢上的;
of
[?v]
prep. 關于;屬于…的;由…制成;
aux. 助動詞 [非標準用語、方言] =have [主用于虛擬語氣];
pus
[p?s]
n. 膿;膿水;
??? 情景例句
But personally I believe a business letter should end with Very truly yours, not Sincerely.
還行，喬治。但是我個人相信一封商業信函應該以“敬上”結尾，而不是“謹啟”。
Uh-oh, here comes my boy friend, he's insanely jealous.
噢，我男朋友過來啦，他可是個大醋壇子呦。
The city at one time must have been prosperous, for it enjoyed a high level of civilization.
這座古城肯定一度很繁榮，因為它曾享有高度的文明，