Sebacil
[化] 1,2-環癸二酮
??? 情景例句
He doesn't have any beliefs; he just takes one day at a time.
他沒有什么信仰，每天只是得過且過
How's your niece?
你的侄兒好嗎？
As no pumas had been reported missing from any zoo in the country, this one must have been in the possession of a private collector and somehow managed to escape.
由于全國動物園沒有一家報告丟了美洲獅，因此那只美洲獅一定是某位私人收藏豢養的，不知怎么設法逃出來了。