词汇	concentric contact
释义	concentric contact 同心接触件
随便看	the laths to be scarfed the Latin American market the Latin cross the Latin family of languages the latin legends of comedy the Latin quarter the Latin race the latissimus dorsi muscle The latitude of the island is 30 degrees north the latosolic red soil region the lat qing dynasty the latter the latter 10 days of May the latter 20th century the latter are more valuable The latter can form a coating that is resilient the latter days of summer the latter half of a day the latter half of one's life the latter Jin Regime the latter of Qing Dynasty the latter part the latter part of the latter part of May the latter period of creation