词组、短语、俚语及习惯用语• Beach puncture tester beach
耐冲击强度试验仪。• ball ammunition
实心弹,普通弹。• ball and chain
锁链,拖累,[俚]妻子。• ball and disc type integrator
球盘式积分器。• ball and roller
滚珠-滚柱。• ball and socket
球窝。• ball and socket joint
球窝接头,球窝活节。• ball attachment
球形接头。球形端[头]。• ball bank indicator
球形倾斜仪。• ball bearing
滚珠,球轴承,滚球轴承。