Phosphurane
磷雜環(huán)戊二烯
??? 情景例句
She told Robbie that her flight tomorrow was canceled,
她告訴Robbie說 她明天的班機取消了
What is the gate number?
登機門是幾號？
and existence an empty laugh braying across the mysteries;
如果存在不只是對神秘事物的一種空虛的笑聲，