单词	hard as a brick
释义	hard as a brick 极硬
随便看	push-pull audio amplifier push-pull bridge neutrallzation push-pull button push pull button push/pull cable push-pull cascade push-pull centring push-pull circuit push pull circuit push-pull colour control push-pull computer amplifier push-pull connection push-pull connection method push-pull connector push-pull control cable push-pull converter push pull critical experiment pushpull-critical experiment push-pull current push-pull currents push-pull deflection push-pull detection push pull detector push-pull detector push-pull distribution 逢山开路逢山开道逢恶导非逢时遇节逢机立断逢机遘会連逤逥逦红氧化铁红汞红汞水红泪红浮红浮萍红海鲷鱼红润红溴汞红漆