Piperidine
n. [化]哌啶,氮雜環己烷
??? 情景例句
Just my friend Mike and a few kids from school.
只有我的朋友Mike和學校里的幾個伙伴。
Would you mind mailing this letter for me?
你能替我寄這封信嗎？
visiting Danish camps disguised as a minstrel.
他扮作吟游歌手到丹麥軍隊的營地里偵察。