单词	primary shield
释义	primary shield 主屏蔽层
随便看	billboarding billboardless billboardlike billboard pass bill-boards billboards Bill 'Bojangles' Robinson bill book billbook bill bought Bill Brandt billbroker bill broker billbug billbugs bill business bill by negotiation bill center bill chamber bill clearing bill clerk Bill Clinton bill clintons bill coincides with cargo bill-collection 去住彼此无消息去住若为情去作钓鱼翁去卫灵公去却寒暄去却寒暄去去归休去去沧波勿复陈去去龙沙去吴中ろんぱーすろんぴょうろんぴょう【論評】ろんぶんろんぶん【論文】ろんべんろんべん【論弁（論辨・論辯）】ろんぽうろんぽうろんぽう【論法】