hammer hand drillhand hammer drillhand-hammer drillhand-held air drillhand-held drilljackhammer手持: hand; in hand式: type; style手持式风钻；“风炮”: jackhammer手持式风钻；风锅: jack-hammer手持式风钻；风锅(风炮): jack-hammer下载手机词典可随时随地查词查翻译
