n.螺栓连接，拧紧；v.闩上( bolt的现在分词 )；冲出去；逃跑；又作(bolt down) 狼吞虎咽 英英释义： bolt[ 'bəultiŋ ]n.a discharge of lightning accompanied by thunder同义词：thunderboltbolt of lightninga sliding bar in a breech-loading firearm that ejects an empty cartridge and replaces it and close