Quintupling
n. (成)五倍
??? 情景例句
What has kept you so busy?
什么使你這么忙？
The contract will be sent to you by air mail for your signature.
合同會航郵給你們簽字。
Jeremy Hampden has a large circle of friends and if very popular at parties.
杰里米。漢普登交際甚廣，是各種聚會上深受大家歡迎的人。