tick

标记号于；滴答地记录vv

滴答声；扁虱；记号；赊欠英释nnA tick is a small creature which lives on the bodies of people or animals and uses their blood as food

1 tick off,列举；用记号标出

2 in a tick,[口语]一会儿，一刹那间，一转眼间

1 The company produces chemicals that destroy ticks and mites..该公司生产消灭壁虱和螨虫的化学品。