動詞 chalk:

1. write, draw, or trace with chalk
   同義詞：chalk

1. A municipal borough of southeast England on the Strait of Dover opposite Calais, France. Site of a Roman lighthouse, it has been a strategic port since medieval times. The chalk cliffs rising above the city have caves and tunnels originally used by smugglers. Population, 33,700.
   多佛爾與法國加萊市隔岸相對的英格蘭東南部自治市，臨多佛爾海峽。羅馬燈塔遺址，自中世紀(jì)以來就是戰(zhàn)略要地，該市白堊崖多巖洞和涵洞原為走私者所用。人口33, 700
2. Our school contracted with the nearest shop for50 boxes of chalk a month.
   我們學(xué)校同最近的一家商店每月訂購50盒粉筆。