破冰船;破冰設備
icebreaker n 1: a ship with a reinforced bow to break up ice and keep channels open for navigation [syn: {iceboat}] 2: a beginning that relaxes a tense or formal atmosphere; "he told jokes as an icebreaker"
icebreakerA program designed for cracking security on a system. See also: {ICE}. [{Jargon File}] (2000-03-18)