binder

n 1 person who binds books; bookbinder 装订工. 2 machine that binds harvested corn into sheaves, or straw into bales 割捆机. 3 cover for holding sheets of paper, magazines, etc together 活页夹. 4 substance (eg bitumen, cement) that makes things stick together 黏合剂.

billhook, billiard-, billiards, billion, billow, billowy, billposter (also billsticker), billy, billy-goat, billy-oh (also billy-o), biltong, bimetallic, bimetallism, bimonthly, bin, binary, binary digit, binary notation system, binary star, bind, bindery, binding, bindweed, bine, binge, bingo, binnacle, binoculars, binomial, biochemical, biochemist, biochemistry, biodegradable, biographer, biographic, -ical, biography, biological, biological control, biological warfare (also germ warfare), biologically,