[attrib.]consisting of seven parts or elements 由七部分组成的;由七种要素组成的 ■consisting of seven times as much or as many as usual 七倍的 ■(of time in music) having seven beats in a bar (音乐节拍)七拍的
verb
[with obj.]multiply (something) by seven; increase sevenfold 乘以七;翻七番
语源
early 17th cent. (as a verb): from late Latin septuplus, from Latin septem 'seven'