charcoal的第三人称单数怎么写？

charcoal的一般过去时为：charcoaled...

charcoal的现在进行时为：charcoaling...

Darby was looking for a way to improve iron when he hit upon the idea of smelting it with coke instead of charcoal.达比一直在寻找改善铁质的方法，他猛然想到可以不用木炭熔炼，而改用焦炭。That morning we fired our first kiln of charcoal.那天上午，我们烧了我们的第一窑木炭。Chu...

charcoal的现在完成时为：charcoaled...

n.木炭，炭画笔，木炭画vt.用木炭画，炭烤...

They broiled turkey over a charcoal flame.他们在木炭上烤火鸡.The water was filtered through charcoal.这水是用木炭过滤过的.Charcoal is used to filter water.木炭是用来过滤水的....

charcoal的音标：charcoal的英式发音音标为：['tʃɑ:kəʊl]charcoal的美式发音音标为：['tʃɑrkoʊl]...

charcoal的复数形式为：charcoals...